D) 7
20 points
2. How does the concept of conservation of mass apply to chemical
reacti...
Chemistry, 09.03.2021 18:40, natalie2sheffield
D) 7
20 points
2. How does the concept of conservation of mass apply to chemical
reactions? (hint: the Law of Conservation of Mass) *
a) the reactants and products have exactly the same molecules
b) the change in the amount of matter is equal to the change in energy
o
c) the reactants and products have exactly the same atoms
d) the change in the amount of matter is only a small percentage of the total mass
W
3. How many Oxygen (O) atoms are in the chemical formula below?. *
Answers: 2
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Ionic compounds are made of ions, and yet the overall charge of an ionic compound is neutral. why?
Answers: 1
Chemistry, 22.06.2019 00:00, reeceslife481
What stress will shift the following equilibrium system to the left? n2(g) + 3h2(g) ⇌ 2nh3(g) adding more n2(g) adding more nh3(g) increasing the pressure of the system reducing the volume of the container
Answers: 1
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