Question

According to the law of conservation of mass, which statement about chemical reactions is always true?
The number of atoms of each element in the reactants is the same as the number of atoms of each element in the products.
The number of atoms of each element in the reactants is the same as the number of atoms of each element in the products.

The number of molecules in the reactants is the same as the number of molecules in the products.
The number of molecules in the reactants is the same as the number of molecules in the products.

The number of substances in the reactants is the same as the number substances in the products.
The number of substances in the reactants is the same as the number substances in the products.

The states of the substances in the reactants is the same as the states of the substances in the products.

Answer 1

A. The number of atoms of each element in the reactants is the same as the number of atoms of each element in the products.

B. The number of molecules in the reactants is the same as the number of molecules in the products.

C. The number of substances in the reactants is the same as the number substances in the products.

D. The states of the substances in the reactants is the same as the states of the substances in the products.

Answer 2

Thank you for deleting the unnecessary verbiage.
I would pick A.

Answer 3

reactants vs Products Quick check ( I guess i have to do it myself)

1. The number of atoms of each element in the reactants is the same as the number of atoms of each element in the products.
2. 2 moles
3. H2SO4
4. 1 mole of lead (II) nitrate and 2 moles of potassium iodide
5. There will be 1 mole of silver (Ag) in the product

Answer 4

Thank you eh 100%

Answer 5

Thank you so much, 100% correct!

Answer 6

THANK YOUU EH I GOT A 100% :)

Answer 7

Eh is right 100% THANK GOD