Are these answers correct?Ignore the top part, just the part about if it’s an element, compound, etc. I.Fill in the BlanksA(n)elementThe symbol for a(n) elementcontains two letters, the first letter is alwayscapitalızad, and the secondletter is always lowercaseis a pure substance that is made of only one kind of atom.is always one or two letters. When the symbolA(n) _cempound is a pure substance containing two or more elements that arechemically combined. A(n) ptdformmulafxedis represented by a chemicalThe elements in a(n) _co pound always combine inproportions.A(n) mixtureis made of two or more substances that are physicallycombined. A(n) _mixture that is uniformly mixed is called homogeneout.that is notA special name for this is a(n) SoluHonA(n) muxtureuniformly mixed is called hererogenenus A special type of mixture that is a solidof two or more metals is called a(n)alloyClassify each of the following as an element (E), compound (C), homogeneousmixture/solution (S), or heterogeneous mixture (HE). -II.chocolate chip cookieHEoxygen gassalt watertacoXEgoldcarbon dioxideTelwaterkool aidtable saltmuddy waterHEpotassium区SKEbrassgraphiteglassairCHEMISTRY: A Study of MatterC 2004, GPB2.9

We are to classify the given substances as elements, compounds, homogenous mixtures or…

II. Classify each of the following as an element (E), compound (C), homogeneous mixture/solution (S), or heterogeneous mixture (HE). . chocolate chip cookie HE oxygen gas salt water taco HE gold carbon dioxide water kool aid table salt muddy water potassium brass HE S KE graphite glass air

II. Classify each of the following as an element (E), compound (C), homogeneous mixture/solution (S), or heterogeneous mixture (HE). . chocolate chip cookie HE oxygen gas salt water taco HE gold carbon dioxide water kool aid table salt muddy water potassium brass HE S KE graphite glass air

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: A certain compound, used as a welding fuel, contains Cand H only. Burning a 1.000 g sample of it…

Q: Mg(OH), is a compound. How many different elements are found in this compound? 3.

A: The substance which is formed by one type of atoms are known as element.

Q: 4. Make the following conversions and include an equation for each one: (a) 32 °C to °F (b) -8.6 °F…

Q: What is wrong with the following Lewis structures: :0: BrCl: CO3-2 BF3 ✓ :J: :O: -2 nothing…

Q: Sublimation, Extraction, Decantation, Filtration, Evaporation 2. Can any of the methods listed be…

A: Methods used for the separation of elements from compounds are

Q: preted by a chemical ra(n) _compound always combine in proportions. A(n) mixture is made of two or…

A: The solution of the given problem is as given below:

Q: (b) Draw a more accurate representation of one unit of C₂H₁₂0 dissolved 6 12 in water

A: A question based on molecules. For the given situation, the representation of glucose molecule is to…

Q: Knowing the Ka value of HF, calculate the Kb value of fluoride anion. (Give your answer as a pure…

A: Given Ka= 6.8 x 104 We have to calculate Kb value.

Q: NaOH, H₂O, heat в Ә Na Ө Na О НО OH

A: An arrow always depicts from a region of high electron density to low electron density ; that is…

Q: Some mixtures do not have the same composition, properties, and appearance throughout. Why?

A: Mixtures are defined as the substances which is formed when two or more substances are combined such…

Q: A mixture of methane and hydrogen gases, in a 8.02 L flask at 82 °C, contains 4.49 grams of methane…

A: Partial pressure : If a flask is filled with more than one gas, each gas exerts pressure. The…

Q: Question 16 Which one of the following is a physical change? A. CH4(g) +202(g) → 2H₂O(g) + CO2(g) C.…

A: Q-16) A physical change is :- H2O (s) →H2O (l) (Option- C)

Q: I am having trouble understanding the difference between a compound and mixture and how to identify…

A: When two or more elements are present together they are called compounds. Mixtures are made up of…

Q: Katie heats her hydrate to remove the water and obtain the anhydrous cobalt (II) compound CoCl2. Her…

A: Molar mass of H2O is 18.02 g/mol. Molar mass of CoCl2 is 129.84 g/mol. Mass of water removed can be…

Q: 3 Pb(SO,)2 + 4 Fe → 3 Fe,(SO4)3 + 3 Pb REACTANTS PRODUCTS Element / Polyatomic lon How Many? Element…

A: Ans

Q: 2. What is the resulting density when you mix 6.0 L of ethyl alcohol and 14.0 L of water?

A: Given Volume of ethyl alcohol =6 L .e 6000ml Volume of water = 14 L…

Q: In the image below, you will see four laboratory spectra for known elements as well as the sample…

A: To determine the chemical composition of unknown, we would check the spectral lines and use the…

Q: In a laboratory experiment, an undergraduate student collected a sample of ammonium phosphate. If…

Q: How many grams of oxygen (O) are present in a 6.41 g sample of potassium nitrate (KNO3)? Enter your…

A: Potassium nitrate (KNO3) is ionic compound and it contains one potassium, one nitrogen and three…

Q: Enter either the word "presence" or the word "absence" in the first blank, then the name of the…

A: The salts which are soluble in hot water, remains in the filtrate and one which are insoluble in hot…

Q: Copper has two naturally occurring isotopes, Cu (isotopic mass 62.9296 amu) and 5 Cu (isotopic mass…

Q: in her pocket for a few hours. When she took out the chocolate bar to eat it, the bar was was no…

A: Given, examine the state of the chocolate bar in the morning and then in the evening.

Q: 3. As we have seen, hexane is nonpolar and if mixed with water would not dissolve. Instead two…

A: 3) Density is defyaa the ratio of mass to its volume. Density= mass ÷ volume

Q: A. First let's imagine the macroscopic pictures of the 4 test tubes each containing a sample of one…

A: Let the four test tubes represent as: A:ChlorineB:FluorineC:BromineD:Iodine

Q: (BASIC QUESTIONS) Choose the phase of matter that is being described CHOICES: GAS LIQUID EITHER…

Q: 1.) The measured mass of a sample would have which of the following units? A) g/cm B) g/mol C) g/cm3…

A: Four questions of MCQ type which are to answered.

Q: In the compound CGH1303, what percent by mass is hydrogen? In Na2CO3, what percent (by mass) is C?…

A: Three different questions about finding the percent composition of individual elements in a…

Q: (BASIC QUESTIONS) Choose or tick the phase of matter that is being described CHOICES: GAS LIQUID…

A: Matter is divided into three different category named as solid, gas and liquids depending on the…

Q: Rubidium has two naturally occurring isotopes, Rb-85 (mass 84.912 amu) and Rb-87 (mass 86.909 amu).…

Q: 1. A student measured a 6.790 g sample of a hydrated salt. After heating, the mass of anhydrous salt…

A: a. Given that weight of hydrated salt is 6.790 g and mass of anhydrous salt is found to be 4.501 g.…

Q: A volatile liquid (one that readily evaporates) is put into a jar, and the jar is then sealed. Does…

A: To study the nature of volatile liquid when placed in a closed system

Q: 2. Structure E is a form of carbon. What is the name of this structure? A. carbide B. graphite Put a…

A: An element is a pure substance made up of only one kind of atom. The elements can be categorised…

Q: A pure substance is: O composed of two or more regions with different compositions. O composed of…

A: Here we have to define pure substance.

Q: 2.) Suppose you're attempting to measure the density of a liquid that is highly volatile (it…

Q: H2 (8) + Cl2(g) = 2HC[8) CO) + 2H2(g) = CH3OH(g)

Q: How do you distinguish a chemical change from a physical change?

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: True or False? Heat is a form of energy associated with particles of matter whereas temperature is a…

A: Heat is a form of energy associated with particles of matter whereas temperature is a measure of the…

Q: CHl,, Zn(Cu) Et,0 CH,,, Zn(Cu) EちO

A: The Simmons–Smith reaction is an organic reaction involving an organozinc carbanoid that reacts with…

Q: 3) Na is present in seawater as 1.25 g Na/kg seawater. What volume of seawater as in liters(L),…

Q: plz explain in simple terms

A: H2 and O2 do not show any bond formation with each other. They are just placed with each other.…

Q: Give at least 3 modes or ways to separate the components of a mixture and when can each method be…

A: The different components of a mixture can be separated by using different separations methods some…

Q: INTERACTIVE EXAMPLE The Average Mass of an Element = When a sample of natural silver is vaporized…

A: Step 1: Step 2: Step 3: Step 4:

Question

100%

Are these answers correct? Ignore the top part, just the part about if it’s an element, compound, etc.

I.
Fill in the Blanks
A(n)element
The symbol for a(n) element
contains two letters, the first letter is alwayscapitalızad, and the second
letter is always lowercase
is a pure substance that is made of only one kind of atom.
is always one or two letters. When the symbol
A(n) _cempound is a pure substance containing two or more elements that are
chemically combined. A(n) ptd
formmula
fxed
is represented by a chemical
The elements in a(n) _co pound always combine in
proportions.
A(n) mixture
is made of two or more substances that are physically
combined. A(n) _mixture that is uniformly mixed is called homogeneout.
that is not
A special name for this is a(n) SoluHon
A(n) muxture
uniformly mixed is called hererogenenus A special type of mixture that is a solid
of two or more metals is called a(n)
alloy
Classify each of the following as an element (E), compound (C), homogeneous
mixture/solution (S), or heterogeneous mixture (HE). -
II.
chocolate chip cookie
HE
oxygen gas
salt water
taco
XE
gold
carbon dioxide
Tel
water
kool aid
table salt
muddy water
HE
potassium
区S
KE
brass
graphite
glass
air
CHEMISTRY: A Study of Matter
C 2004, GPB
2.9

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Similar questions

What is the correct answer?
In the blank, type your answer in number form (not words). In the following list, there are Blank 1 compounds: H₂O, PO, PO, CO, CO, CO₂, N₂O, Cs, CS2
Natural gas is odorless; to alert people to gas leaks, the gas company inserts an additive that has a distinctive scent. When there is a gas leak, the additive reaches your nose before the gas does. What can you conclude about the masses of the additive molecules and gas molecules?
Taking into account that the spheres represent atoms, indicate:a) if the represented systems correspond to mixtures or notb) if the substances are simple or compound.c) In what state of aggregation are they?
20 When this molecule was made, were water molecules were required or released (circle one)? How many water molecules? What is the name of this reaction? 2g) Where on this protein could it get phosphorylated by ATP? Circle and clearly label.
e the correct SG value for CH,O2.
DIFFERENTIATE COMPOUND, ATOMS, ELEMENTS AND MOLECULES. GIVE EXAMPLES FOR EACH. (essay 10 sentences).
2 NazPO4 ( ) + _CaCl2 ( ) NacI ( )+ Ca3(PO4)2 ( ) The spectator ions in this equation (after balancing and filling in the states of matter) are (Be sure to include coefficients & chemical symbols, as well as the charges of the ions. No need to worry about making the charges subscript or typing ^ for these.) and
Hydrogen peroxide (H2O2) is a mild antiseptic used to prevent infection in minor cuts and scrapes. The density of H2O2 is 1.45 g/mL. The cylinder container that the hydrogen peroxide is stored in has a radius of 8.5 cm and a height of 22 cm. If the container is full, calculate the number of oxygen atoms in the container. (Vcylinder = πr2h).
How many grams of oxygen (O) are present in a 6.41 g sample of potassium nitrate (KNO3)? Enter your answer in decimal form with the correct number of sig figs. Use the proper abbreviation for the units. NOTE: If you have taken chemistry before and know what diatomic means, do not take that into consideration. Use just O for this. There are reasons for this.
Tia has a sample of pure gold (Au). She weighed the sample and the result was 84.784.7 grams. Tia wants to determine the number of atoms in the sample. Calculate the number of atoms in 84.784.7 g of pure gold.
An analytical chemist measures the amount of Elements E₁ and E₂ in four samples of an unknown Substance. sample of E1 1 2 3 mass mass of E2 4 16.0 g 9.1 g 17.1 g 9.8 g 18.5 g 10.6 g 12.0 g 6.9 g It's known that X contains no elements other than E₁ and E₂. Using this information, answer the questions in the table below. Is X a pure substance or a mixture? If you don't have enough information to decide, choose can't decide. If you said X is a pure substance, calculate the mass of Element E₁ the analytical chemist would find in a new 10.0 g sample of X. Round your answer to 2 significant digits. O pure substance O mixture O (can't decide) g