C. the expansion of the universe is accelerating
Cr2(CO3)3 is Chromium (III) Carbonate or Chromic Carbonate.
It is composed of Chromium, Carbon, and Oxygen. Chromium has 2 atoms, Carbon has 3 atoms, and Oxygen has 9 atoms.
This compound is composed of 36.6% Chromium, 12.7% Carbon, and 50.7% Oxygen.
14.
A. Lost a proton
b.Base
15.
A. Gain
b. Acid
Answer=B and D
Both are types of potential energy that involve stored energy.
1. Synthesis
2. Decomposition
3. Displacement
4. Acid-base/ Neutralization,
5. Combustion
Redox, Precipitation