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a mole of helium gass

a mole of helium gass contains 6,0 10²³ helium atoms.how many helium atoms are there in a millimole of helium ?in a kilomole
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2. asked by Mpho
3. 275 views
SHOW WORKHow many moles of helium occupy 26.4 L at a pressure of 103.0 kPa, and 10 degrees Celsius? A.) 0.03 mole B.) 0.86 mole
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2. asked by Caitlyn
3. 914 views
A mole of helium gas contains 6.02x10^23 helium atoms. How many helium atoms are there in a micromole of helium? How many moles
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2. asked by sara
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The diving atmosphere used by the U.S. Navy in its undersea Sea-Lab experiments consisted of 0.036 mole fraction O2 and 0.058
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2. asked by Nagaa
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Two equal-volume compartments of a box are joined by a thin wall as shown in the figure. The left compartment is filled with
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2. asked by Lyra
3. 535 views
if 0.75 mole of helium gas occupies a volume of 1.5. what volume will 1.2 mole helium occupy at the same teperature and
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2. asked by Nicole
3. 2,019 views
A mole of helium gas contains 6.02x10^23 helium atoms. How many helium atoms are there in a millimole of helium? In a kilomole
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2. asked by Ayavuya
3. 750 views
5.What characteristic distinguishes helium (He) from the other noble gases? Helium has a strong odor. Helium is highly reactive.
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What characteristic distinguishes helium (He) from the other noble gases?Helium has a strong odor. Helium is highly reactive.
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2. 118 views
A sample of methane (CH4) gas contains a small amount of helium. Calculate the volume percentage of helium if the density of the
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2. asked by Chris
3. 4,438 views