help!!

A rectangular block of zinc was found to be 13.034cm wide, 0.6982m high, and 720.685mm deep. Calculate the volume of this box in units of cm3. Be sure to express your answer to the correct number of significant figures. Volume = cm3 Hint Incorrect. Calculate the volume of this box in units of ft3. Volume : 8 Vour answer is incorrect. Zinc has a density of 7.140g/cm3. What would be the mass of the box in kilograms? How many moles of zinc are contained in the block: Amount = mol Hint Incorrect. If all of the zinc were converted to zinc phosphate, how many grams of this compound would be obtained