(Simple distillation, fractional distillation, vacuum distillation, steam distillation, using separatory funnel) Chemical mixtures Essential oils from seeds Acetone and H₂O Bromobenzene and H₂O Liquid has boiling point at 130 °C Experimental Method

Q: Please Help!     1) Identify each box as an element, compound or mixture of compounds. 2)…

A: Elements - In chemistry, element is a pure substance consisting only only one kind of atom that all…

Q: chocolate candy compound and contituent elemen

A: chocolate is a food product which is made from roasted  and ground cocoa pods

Q: IN YOUR OWN WORDS, DIFFERENTIATE COMPOUND, ATOMS, ELEMENTS AND MOLECULES. GIVE EXAMPLES FOR EACH.…

A: A particular atom will have the same number of protons and electrons and most atoms have at least as…

Q: Try to classify the following substances given below. Place them in each of the proper space below.…

A: Elements :- Elements are the purest form of substance which contains only one type of atoms.…

Q: TRUE OR FALSE 1. A heterogeneous mixture can be separated into pure substances, but a homogeneous…

A: Mixture  A mixture is the physical combination of two or more substances in which the identities are…

Q: You were asked to separate sand and sodium chloride in water. choose three methods to separate the…

A: Physical separation (picking out pieces or utilizing density to shake sand to the top), dissolving…

Q: Is it possible to distinguish between an element and a compound? Explain.

A: Metallurgy is the branch of chemistry that deals with the separation of elements from the compounds…

Q: Draw an illustration of an example of a mixture, element, and compound on the level of atoms Draw an…

A: 1. Atomic Level IllustrationsElement: This will show atoms of a single type, such as hydrogen atoms…

Q: Give the chemical symbols for the following elements: (a) lead, (b) carbon, (c) sodium, (d)…

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Q: If a liquid contains 60% sugar and 40% water throughout its composition, then what is it called?

A: There are two types of mixtures:  Heterogeneous mixtures have visually distinguishable components.…

Q: Explain this statement in your own words and give an example. The properties of the substances…

A: Every compound is made up of atoms and molecules. The atoms combine in a fixed ratio to give the…

Q: The distance between the centers of two oxygen atoms in an oxygen molecule is 1.21 x 10 cm . What is…

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Q: Give an example of an element and a compound.How do elements and compounds differ?

A: Element is a substance whose constituents atoms have the same atomic number. Two or more different…

Q: water. The Earth's surface is covered mostly with O salty O fresh O frozen O pure

A: Water is the most abundant constituent of the earth surface.

Q: Which of the following is NOT a resonance contributor of the ion below? OH OOH

A: While writing resonating structures, it should be kept in mind that only electron may be shifted to…

Q: Classify each of the following as an element, a compound, or a mixture a. Oxygen gas b. Sea water c.…

A: a. Oxygen contains similar atoms. So, from the definition; the substance having a similar atom is…

Q: Classify substance as a pure substance or a mixture. If it is a pure substance, classify it as an…

A: Given: Aluminum

Q: It says change in H is incorrect.

A: Excess of HCl means NH3 is limitting reagent and hence moles of product depends only on moles of NH3…

Q: Write the symbol for one atom of zinc, magnesium, iron, and copper

A: Symbol for one atom of zinc is - Zn Symbol for one atom of magnesium is - Mg

Q: 66. Using the picture below, describe the test sample placed in the watch glass. White crystalline…

A: The nature of above compound is decided on the basis of its physical appearance.

Q: Your chemistry book is O an element a heterogeneous mixture a compound a homogeneous mixture

A: Answer:When more than one substance are combined together to make a single system then such systems…

Q: Larry explains to his classmate that line segments B-C and D-E represents moments of the heating…

A: No, Larry is wrong.

Q: Grading Your final exam score will be posted after I have graded the essay question. The exam score…

A: The false statement are as follows: c) A mixture is 2 or more different pure substances chemically…

Q: Try to classify the following substances given below. Place them in each of the proper space below.…

A: We have to classify the given elements as solid, liquid, and gas. The given elements are Steel wool…

Q: Classify each of the substances as a compound, element, or mixture. Compound Element Mixture Do You…

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Q: This is a review, read and research the following to further understand the next lesson. Compare the…

A: Volume: Solid occupies less volume. Solids have definite mass,shape and it occupies definite volume.…

Q: Ice Sculpture Drop of water Air around clouds State (Solid, Liquid, or Gas) Physical description…

A: Ice sculpture  State:-   Solid Physical description:- cage like structure Drop of water State :-…

Q: Has both definite shape and definite volume. gas solid O liquid

A:

Q: Which of the following does not belong to the group?     Temperature   Time   Footsteps   Distance

A: Given data :  Temperature  Time  Footsteps  Distance

Q: the melting point of sugar the reactivity of ocopper with axygen the flammability of ethanol the…

A: Physical property :-  Property which can be measured without changing the chemical composition and…

Q: Classify each of the pure substances as an element or a compound. Drag the appropriate items to…

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Q: Match each of the following as a element, compound, heterogeneous mixture, or homogeneous mixture >…

A: Element: An element is formed by only one type of atom. All the atoms in the element are the…

Q: Which of the following can be more completely broken down? a) Petrochemicals b) Metals c)…

A: Among the given options, Petrochemical = does not break completely. Metals = does not break.…

Q: A Chemical compound is formed by combination of different substances and therefore it is a mixture.…

A: The law of constant composition states that the ratio by mass of the elements in a chemical compound…

Q: Choose the pure substance from the list below. O tea O a casserole O mercury O sugar water O…

A: To identify: Pure substance among the given options.

Q: 32 Which element does X represent in the following expression: X? 15 Enter the chemical symbol of…

A:

Q: The behavior of matter is determined by the properties of molecules and atoms. True or false?

A: Everything surrounding the molecule is a matter. It is made up of atoms and molecules. It has mass…

Q: I. KICKER: Let's kick it off! For each box, illustrate the relative arrangement of molecules under…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Pure Homogeneous Heterogeneous Substance Substance Mixture Mixture Concrete Seawater Magnesium…

A: Pure substance : These are made up of only one kind of particles. Homogeneous mixture : The…

Q: Select the term(s) that describe the matter shown in the picture above. Mark all that apply.…

A: Homogeneous mixture : In homogeneous mixture, the composition is uniform throughout the mixture.…

Q: Determine the number of hydrogen atoms connected to each carbon atom: D E B A с 2 Carbon atom is…

A: Check the number of hydrogen in each carbon atom denoted by a letter and then write down its…