0.90g of an organic acid on combustion contains 0.88g of CO2 and 0.18g of H2O. If the vapour density of the acid is 45 . calculate the molecular formula

Write the empirical chemical formula of calcium with a mass percent of 38.8, phosphorus with a mass percent of 20.0, and oxygen with a mass percent of 41.3.

Which compound contain an iron with a 3+ charge

Give the set of reactants (including an alkyl halide and a nucleophile) that could be used to synthesize the following ether: draw the molecules on the canvas by choosing buttons from the tools (for bonds and charges), atoms, and templates toolbars, including charges where needed. ch3ch2och2ch2chch3 | ch3