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Q: is formed when elements combine. The COIna chemical reaction a new Different elements combine to…

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Q: During a What's the invisible line that separates the Earth into What position is summer the Earth…

A: What position is the Earth at during an equinox? During the equinoxes, solar declination is 0°.…

Q: 1. Broken glassware can be disposed of into the general waste trash bin. II. General waste includes…

A: The main purpose of management of waste is to reduce pollution of environment. Wsste is also managed…

Q: One mole of copper(II) sulfate, CuSO4, contains. 2.41 x 1023 2.41 x 1024 6.02 x 1023 1.51 x 1023 04…

A: Molecular formula of Copper (II) sulfate is CuSO4 From the formula, it is clear that 1 formula unit…

Q: Part C: Determine the density of liquids: Write your answer in the blank with correct units and…

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

Q: = a homogenous mixture s be made of liquid com

A: (7) What is a pure substance that is only made of the type of atom –  (A) Element → Element is a…

Q: You are doing a lab on Charles Law and determining if the law is valid or not. However, you are…

A: Charles' law can be summarized like this: V1T1=V2T2

Q: 4. Exactly 2 g of steel wool was placed in a 100 g glass jar. After 50 g of water was added to the…

A: Dear student, we are authorised to solve only one question at a time. Please post rest of 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: Gas is defined as O a. the form of matter that is easily compressible and will fit into a container…

A: There are three states of matter, solid, liquid, and gas. In the solid states, the intramolecular…

Q: Just ignore the top top one please.

A: We are given two substances A and B. By using the graph we need to determine which substance is…

Q: 7.At the same temperature and pressure, balloons of equal volume contain... (Single choice.)   equal…

A: We know that, From ideal gas equation,.   PV=nRT so,

Q: 10. A. CSH 100 санк Brz 1.03, Dom 2. DmS ent

A: Alkanes undergo bromination in the presence of light to form haloalkane. The mechanism followed is…

Q: Exactly 1.00 mol CIF3 is placed in an empty 1.00-L container (without any products initially) and…

A: Initially the moles of ClF3 are 1.00 moles in 1.00 L container, we have to calculate the value of…

Q: Some properties of X, Y, Z at constant pressure are given in following table. PROPERTY Temperature…

A: An elements is something which can not be broken down further by chemical means. A pure substance is…

Q: An automobile gasoline tank holds 41 kg of gasoline. When the gasoline burns, 144 kg of oxygen is…

A: According to the law of mass of conservation, the mass of compound can neither be created nor…

Q: nces. ure.

A: 7-a   true  7-b.  True  7-c.  True  8/a.  Compound 8/b. Elements  8/c.  Soap is not a compound, it…

Q: Classify the substance shown in the sketch below. You can click the other tabs in the sketch to get…

A: In chemistry, compounds are classified as solid, liquid, or gas based on their physical and chemical…

Q: Question 6 As global warming melts polar ice, fewer seals can be found in the Arctic. As a result,…

A: Global warming is the condition in which the temperature of the earth keeps on increasing due to the…

Q: Compiler element compiler Chemical Non metal Compound Name Formulas Metal Anion cation metal non…

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Q: CHE 180 General Chemistry I Homework Chapter 1, continued 10. Exercise 92: The properties of a…

A: Based on change in properties of a mixture of substances we can define it as a physical or chemical…

Q: The length of a day on Earth is determined by the time required for one complete: O rotation of…

A: To determine : The length of a day on Earth.

Q: How does the fractionating column make distillation more precise? A. The added distance gives more…

A: "The correct answer and explaination are given in the following steps"

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: Suppose a student performed a similar experiment using pentane and hexane as his gases. Pentane…

A: Given: The mass of pentane = 0.51 g The mass of hexane = 0.646 g The molar mass of pentane = 72.15…

Q: We discussed states of matter and changes between states of matter (solid to liquid, liquid, to gas,…

A: Answer  Write the of scientific process

Q: 1. Write a balanced chemical equation, including physical state symbols, for the decomposition of…

A: We have to calculate the mass HgO required to produce 54 ml of O2 gas when Solid HgO undergo…

Q: 5. What determines the speed at which a particle of matter moves? A. whether it is in a compound or…

A: c) how much energy it has

Q: 18. A(n) is a property of matter one can observe or measure and without changing its identity.…

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

Q: CFCs break down to form chemicals that react with ozone. Is this a macroscopic or a microscopic…

A: CFCs break down to form chemicals that react with ozone. Is this a macroscopic or a microscopic…

Q: 3. What are volatile chemicals? A. Chemicals that exist as gases at ambient conditions (room…

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Q: Two or more substances in variable proportions, where the composition is constant throughout are a…

A: A compound is a chemical species that is formed when two or more atoms join together chemically,…

Q: In oxidation, a substance ……………………………………           A. Loses and gains electrons B. Gains…

A: Oxidation is a process of reaction

Q: Part F In volcano vents, sulfur is converted directly from the emitted hot gases to form mounds of…

A: Deposition involves the conversion of gases directly into solids without passing through the liquid…

Q: A mixture of 200.5 g of Cl, and 43.8 g of P reacts completely to form PCl, and PCI,. Find the mass…

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Q: gas. D. Matter with a defined shape and defined volume. E. The formation of new substances by…

A: We have to match the right answer

Q: Determine the molar mass of CH OCH,.

A: We know that, molar mass of C=12 g mol-1 Molar mass of O=16 g mol-1 Molar mass of H = 1 g mol-1

Q: 5. Hydrogen and oxygen react chemically to form water. How much water would be formed if 2.4 grams…

A: Using mole concept easily determines how much moles of products or reactants are formed.

Q: Blue beads (Al): Yellow beads (S): Green beads (0):

A: FORMULA Al2 (SO4 )3 Al=2 atoms S=3 atoms O= 12 atoms     blue beads Al= 2 yellow beads S=3 green…

Q: Chemistry Is The Central Science of Matter... & Energy! - The Universe Matter: what has mass and…

A: The given example of matter or pure energy is given below.

Q: Your Question :help  please answer in text form with proper workings and explanation for each and…

A: Option a: This option is incorrect because, while scientific theories may describe the nature of a…

Q: How does the fractionating column make distillation more precise? A. The added distance gives more…

A: "The correct answer & explaination is given in below steps"

Q: 21. Which of the following involves a change of state in matter? * a. Adding food color to water b.…

A: 21.)  Change is state involves conversion of state from Solid - liquid - gas .  22.) Naphthalene…

Q: Emissions product of gasoline fuel ................from the exhaust pipe are Co2, MP. Aldehydes,…

A: Burning of gasoline fuel.

Q: [References] EXERCISE Unit Conversion Drag conversion units onto the boxes in the equation to make…

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Q: Vhat does the kinetic molecular theory tell us about the temperature of a substance? ) The…

A: To answer this question we must be aware of the postulates of kinetic molecular theory. The volume…