What coefficients are required to balance the following equation? __Al(NO3)3 + __ K2CO3 --> __Al2(CO3)3 + __KNO3

Which of the following is a physical change? a.burning a piece of wood b.sawing a piece of wood in half c.rust forming on an iron fence d.a copper roof changing color from orange to green

What is the equation fort the alkaline zinc/manganese dioxide cell. a) anode b)cathode c)overall equations.

At 35.0°c and 3.00 atm pressure, a gas has a volume of 1.40 l. what pressure does the gas have at 0.00°c and a volume of 0.950 l? which equation should you use? p2= p1v1t2/t1v2what is the pressure of the gas? 3.92 atm these are the answers