What mass of potassium chlorate is needed to generate 233.0L of gas, composed of 115.0L of N2 and 118.0 L of O2 at 0.920 atm and 285 K, using these two reactions?

What element breaks down into yttrium-90?

Afamily is one another name for a group on the table of elements.

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