41.6: General Questions

Physci 101 Lab: Physical Science Laboratory Investigations · LibreTexts

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    1. A typical water bottle contains 16.9 mL of water, which is 16.9 grams of water.
      1. Calculate the number of water bottles you would have if you had 3 dozen water bottles.
      2. Calculate the mass of water you would have if you had 3 dozen water bottles.
      3. Calculate the number of water molecules there would be in a single water bottle.
    2. A water molecule (\(\ce{H2O}\)) contains two hydrogen atoms and one oxygen atom.
      1. Calculate the mass of water in 3 moles of water.
      2. Calculate the number of water molecules in 3 moles of water.
    3. How many moles of carbon (\(\ce{C}\)) has the same mass as 6 moles of helium (\(\ce{He}\))?
    4. What mass of sodium (\(\ce{Na}\)) has the same number of atoms as 24 grams of carbon (\(\ce{C}\))?

    This page titled 41.6: General Questions was last modified on Sun, 09 Aug 2026 22:42:34 GMT and is shared under a CC BY 4.0 license and was authored, remixed, and/or curated by Teresa Ciardi via source content that was edited to the style and standards of the LibreTexts platform.