What is a hypothesis?
a. a question that cannot be scientifically tested.
b. a statement that can be tested through a scientific investigation.
c. a description of the steps involved in an experiment.
d. a statement that summarizes the results of an expression.
i pick b, but i'm not 100% sure.

What is the number of moles in 15.0 g ash3?

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state. a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car

How many moles of kci are produced from 2.50 moles k