An oxygen atom has a mass of 2.66 x 10^-23 g and a glass of water has a mass of 0.050kg. use this information to answer the questions below. be sure your answers have the correct number of significant digits.
what is the mass of 1 mole of oxygen atoms?
how many moles of oxygen atoms have a mass equal to the mass of a glass of water?
Answers: 2
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Nickel crystallizes in the face-centered cubic (fcc) lattice. the density of the metal is 8902 kg/m3. calculate the radius of a nickel atom.
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What is the formula for the molecular compound nitrogen monoxide
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Why must humans find substitutes for many minerals found on earth? (a) form at an extremely slow rate (b) controlled by other countries (c) too deep in the earth to collect
Answers: 1
An oxygen atom has a mass of 2.66 x 10^-23 g and a glass of water has a mass of 0.050kg. use this in...
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