Quinone which is used in the dye industry and in photography, is an organic compound containing only C, H, O. What is the empirical formula of the compound if you find that 0.105g of the compound gives 0.257g of CO2 and 0.0350g of H2O when burned completely? Given a molecular weight of approximately 108g/mol, what is it's molecular formula

How have the greenhouse gasses increased from the year 2000 to 2018

Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. a solution containing 3.50 g of sodium carbonate is mixed with one containing 5.00 g of silver nitrate. how many grams of sodium carbonate, silver nitrate, silver carbonate, and sodium nitrate are present after the reaction is complete?

How are the terms group and period used on the periodic table