Which symbol and unit of measurement are used for electric current? a. symbol: C; unit: A
b. symbol: 1; unit: C
C. symbol: 1; unit: A

Determine the mass of fuel required for the expected energy consumption in the united states for the next ten years. energy use per person per year in the united states = 3.5 x 1011joules base calculations on current population of 310,000,000.

Calculate the number of molecules present in 0.750 mol of mgo.

What are the similarities of physical and chemical change ?