PLEASE HELP ME I WILL LOVE U

Pbco3 –> pbo+ co2. how many liters of carbon dioxide gas is produced from the decomposition of 32 grams of lead (ll) carbonate?

For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery