A sample of nitrogen monoxide has a volume of 72.6 mL at a temperature of 16° C and a
pressure of 104.1 kPa.
What volume will the sample occupy at
24° C and 99.3 kPa?

The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.

The excretory system,need answers for all: )

Calculate the mass of carbon in 97.0 g of sucrose c12h22o11