How many significant figures are in the following number? 5.67 x 106 3 4 5 6

Sugar is dissolved in water. which is the solute? sugar neither both water

If a straight-chain hydrocarbon is a gas at room temperature, how many carbon atoms will it have? a. 6 carbon atoms b. 12 carbon atoms c. 24 carbon atoms d. 3 carbon atoms

Using the periodic table, complete the following. element: hydrogen symbol: h₂ molecular weight: g mass of one mole: g/mol