In a chemical reaction, water decomposes to form hydrogen and oxygen. what is the correct term for the water?

a.
an element

b.
an atom

c.
a product

d.
a reactant

Sylvanite is a mineral that contains 28.0% gold by mass. how much sylvanite would you need to dig up to obtain 77.0 g of gold? explain how you got your answer and the steps you took. you

Ineed with my science work! it’s due tomorrow!

The density of the solid phase of a substance is 0.90 g/cm3 and the density of the liquid phase is 1.0 g/cm3. a large increase in pressure will a. lower the freezing point b. raise the freezing point c. lower the boiling point d. raise the triple point e. lower the triple point