CaCl2 + Mg3N2 - ->

how do i balance this?

How is firelight produced

Which is the best description of what happens in a chemical reaction? A. Atoms rearrange. B. Atoms change into other atoms. C. Matter is destroyed. D. Matter is formed.

Why is the finance charge important to consider when shopping for credit? A. The finance charge relates to how long you'll be paying the debt back. B. The finance charge isn't available to all borrowers. C.

Write the symbol notation for the silicon isotope that contains 16 neutrons

Triglycerides, fatty acids and glycerol differ with respect to polarity, H-bonds, and functional groups. Discuss the differences with respect to structure. Why does one make soap and the others not?

Which properties change the composition of a substance? Physical properties Neither chemical nor physical properties Chermical and physical properties Chemical properties

A seismograph uses a ... to record drums vibration

The volume of a gas is 36.0 ml at 10.0°c and 4.50 atm. at what temperature (°c) will the gas have a pressure of 3.50 atm and a volume of 85.0 ml?

Velocity is the slope of the acceleration vs. time graph. O A. True False

What is the hydronium ion concentration of a solution whose pH is 12.40?