Question

1. when sugar is dissolved into a glass of water, what is the solute?
2. is gold an element, compound, mixture, or solution?

compound
solution
element
mixture

1. is salt water an element, compound, mixture, or solution?

mixture
compound
solution
element

1. how many hydrogen atoms are in each molecule of h₂so₄?

Explanation:

1. In a solution, the solute is the substance that dissolves. When sugar is dissolved in water, sugar is the solute.
2. Gold is made up of only one - type of atom (Au), so it is an element.
3. Salt water is a homogeneous mixture of salt (solute) dissolved in water (solvent), so it is a solution.
4. The chemical formula $H_2SO_4$ indicates that each molecule of sulfuric acid contains 2 hydrogen atoms.

Answer:

1. Sugar
2. C. element
3. C. solution
4. 2