Scientist name: Where was your scientist born?
What year was your scientist born?
What did your scientist discover or create?
What year was the discovery or creation?
How has your scientist's work changed today?

Please help!!

If the density of water is 1.0 g/cm3, which of these materials would float in water, based on their densities? check all that apply. aluminum cork iron lead wax

What is the atomic number of an atom that has 6 protons

Suppose that some of the compound spilled out of the crucible after it was heated. would that cause the percent by mass of water in the compound determined by the experiment to be too low, too high, or unchanged? briefly explain your answer.