An element is a substance that can’t be broken down into simpler substances by chemical means, a compound is when two or more elements are combined chemically to form something new, and a mixture is when two or more substances are combined but not chemically.
Answer:
A
Explanation:
since Mg has a charge of +2 and ClO3 has a charge of 1-, you need 2 ClO3 to cancel out the +2 since 2 ClO3 ions would have a 2- charge
Answer:
hydrogen , sodium,potassium
Explanation:
The model represents Photosynthesis. Light, carbon dioxide, and water are the reactants. The products will be Sugar and Oxygen. Photosynthesis releases oxygen and glucose. Which is the energy that living things need to survive.
