Help with last 3?

For ATM I tried 0.00062 x 0.0821 x 297.15 divided by 0.01500 and got 1.008 but this incorrect?

Thanks

Lab Data - X Verify your calculation. In your set-up, do your units cancel? Did you report your data to the correct number of significant figures? 0.015 Mass of magnesium (g) Moles of magnesium (mol) Temperature of water (C) 0.00062 24.0 Temperature of water (K) 297.15 22.4 Vapor pressure of water (mmHg) Barometric pressure (mmHg) Observations 779.0 bubbling 15.00 0.01500 756.6 Volume of hydrogen gas collected (mL) Volume of hydrogen gas collected (L) Pressure of hydrogen gas (mmHg) Pressure of hydrogen gas (atm) Moles of hydrogen gas produced (mol) Ideal gas constant (L-atm-mol-K'') How to calculate ideal gas constant Water Vapor Pressure Table