1. State the law of definite proportions (or the law of constant composition). Consult your lecture text.

Q: tion 10 of 26 rature measures heat. the correct response: True

A: A physical quantity is a physical property of a system that can be quantified by measurement.…

Q: S8 + _O2   => _SO2

A: ANSWER

Q: Question 14 Which of the following statements about energy is false? O Energy cannot be converted…

A: Energy cannot be converted from one form into another

Q: Temperature measures heat. Select the correct response: O True False

A: Heat is an energy.It is used to create random motion in the molecule. If two substances has some…

Q: Is paper clip steel more dense or less than water

A: Is paper clip steel more dense or less than water.

Q: Which piece of equipment gives the lowest uncertainty   Question 15 options:   100 mL beaker   25…

A: There are different type of equipments which can be used to measure the volume of any liquid…

Q: Pmease assist with number 1.   this is NOT a graded question.  See below: This is not a graded…

A: Magnesium reacts with HCl to give MgCl2 and hydrogen gas as per the following equation: Mg (s) +…

Q: B. Calculate the following information. USE THE FACTOR-LABEL METHOD TO DO YOUR CALCULATIONS!!! 1. A…

A: The density of a solution is calculated by the formula: Density=MassVolume   Note: Since you have…

Q: 1. Which of the following is the longest bond? 2. Which of the following bonds has the lowest BDE?…

A: In this compund there are bond between two carbon. Bonds are may be single bond or double bond or…

Q: H3O+ Drawing

A: This reaction is the acid catalysed Aldol condensation reaction which proceeds through the enol…

Q: Some insects, such as water striders, are able to walk on water. In one or two sentences, make and…

A: Water strider are very small insect with light body weight .  They can walk on water just because of…

Q: The rock that consist of one mineral called mineraloids. * True O False The earth's crust divided in…

A: Mineraloids are naturally occurring solids that are not crystalline in nature. They may look like a…

Q: Definetion of chemistry

A: Given Name of subject = Chemistry  Definition = ?

Q: Pre-Lab Questions (continued) Complete the rules for determining significant figures after…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: N. CI

A: The given target imine can be formed by the reaction of propylamine and tetralone. Breaking of…

Q: type

A: Condensation reactions are those reactions in which an atom or group of atoms is omitted from a…

Q: Describe the following: Quantitative Qualitative Mixed

A: A plan that and procedures that consists of the  steps of broad assumption to detailed method of…

Q: _HgO =>         _Hg    +     _O2

A: In a balanced chemical reaction the number of each atom is same in the reactants side as well as in…

Q: List two (2) chemical grade and its purity

A:

Q: Tc = 9 °F x (Tp – 32 °F) The average normal human body temperature is 98.6 °F. 9 °F TF e x Tc) +32…

A: We will use the Fahrenheit and celcius conversion relation to answer the question.

Q: _H2 + _N2    => _NH3

A: ANSWER

Q: f. Which compounds will increase in amount as a result of this shift? (Enter "correct" for ALL…

A:

Q: A pure substance that is composed of only one type of atom is______.   Group of answer choices a…

A: The matter is described as any material that occupies space and has mass. The matter is further…

Q: Complete the following table. Be sure each of your answer entries has the correct number of…

A: Answer:This problem is based on unit conversion where given physical quantity needs to be converted…

Q: Please factor the following polyn ax^(2)+2axy +ay^(2) (Please type answer)

A: To solve the quadratic equation ax^2 + 2axy + ay^2  by factorization, we can consider the common…

Q: How can you determine the presence of the following in a solution by stating which of the following…

A: Since you have posted multiple questions, and have not specified which question you want us to…

Q: Are the Molecular Formulas of Molecule C and D the same or different? (Circle one) Do the Molecules…

A: Constitutional isomers are those isomers having same molecular formula but have different bonding…

Q: What is the scientific method answers to the freezing point of water

A: Freezing point of water is 0 oC.

Q: Without using a calculator, decide which would give a significantly smaller value than 8.83 x 10-2,…

A:

Q: thlon lit ctall ) True

A: Answer :             Option b is correct option. It is a False statement.

Q: Q2: Complete the schedule with the correct scientific answer Primary color Red Blue Primary color…

A: Complementary Colors are pair of colours which combined or mixed,cancel each other out by producing…

Q: Type of chemistry

A: In the field of science there are many different types of chemistry. The following page will deal…

Q: 1. Available Safe Egress Time (ASET) is the amount of time required for occupants to evacuate a…

A: The given statement is false .

Q: Discuss the language demands included in the lesson on mixing substances in a 5th-grade classroom by…

A: The objective of the question is to identify the key vocabulary terms that students must understand…

Q: POSSIBLE Water exists as a solid (ice), a liquid and a gas (steam). Which state of matter will water…

A: Water can be present in three states of matter I.e. solid, liquid and gas.

Q: Question number 5

A: The compound given is tetraphosphorous decoxide i.e P4O10  And moles of P4O10 = 1 mol Molar mass of…

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.