Whats the pure substance that cannot be separated into any other substances

How many moles of O2 are needed to react with 8.95 moles of Al?

How do you convert nanometers into meters?

A student is studying the equilibrium described by the equation: blue + 4 Br (aqjs green + 6H20 (1) a) The system is at equilibrium and has a blue color. The student added several crystals of sodium bromide (NaBr) to this blue equilibrium solution.

How is heat transfered between frozen fish sticks in the oven?

What mass of water (H2O) will be collected if 20.0 grams of oxygen gas (H2) are consumed 2H2+O2-->2H2O

Is MgCO3 a correct chemical formula

Water is an exaple of a mixture because it is made up of hydrogen and oxygen atoms bonded together true or false

Chlorine plus lithium bromide

What is the independent and dependent variable of the sentence" you decide to clean the bathroom. You notice that the shower is covered in a strange green slime. You decide to try to get rid of this slime by adding lemon juice.

M=40g V=31cm^3 what is the density