On adding 25 g of impure CuCO3 to excess nitric acid, 3.0 dm^3 of CO2 was evolved at room temperature and pressure. What is the percentage purity of the CuCO3?A. 13%B. 20%C. 47%D. 62%

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?

In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town

Iron (3) oxide will decompose in the presence of hydrogen gas and heater to produced iron and digydrogen monoxide white a balanced chemical equation