Question 1

What would indicate that the chemical equation is balanced?

Accepted Answer

The type and numbers of atoms are the same on both reactants and products.

Answer

There are more atoms in the reactants compared to the products.

Answer

The number of reactants is always the same as the number of product

Answer

The sum of the coefficient is equal for both the reactants and products.

Question 2

Which is NOT TRUE about the Laws of Conservation of Mass and Matter.

Accepted Answer

The mass of raw materials is not equal to the mass of the product.

Answer

There is a change in the type of elements before and after the reaction

Answer

The mass and type of atoms of the reactant/s are not the same as the mass and type of atoms present in the product/s.

Question 3

These are substances that go into the chemical reaction?

Accepted Answer

Reactants

Answer

Phosphate

Answer

Products

Answer

Chemical Reaction

Question 4

The process of rearrangement of molecular structure of the subtance.

Accepted Answer

Chemical Reaction

Answer

Products

Answer

Reactants

Answer

Photosynthesis

Question 5

These are substances that are produced after chemical reaction.

Accepted Answer

Products

Answer

Chemical Reaction

Answer

Reactants

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