1. CaCo3 (calcium carbon)
Hi can you help me with these questions please
Molecular masses
1. CaCo3 (calcium carbon)
2. C6H12O6 (glucose)
3. Fe2O2 (iron oxide 11)
Avogadro's number
1. A sample of iron is known to contain 2.35 mol of Fe. How many iron atoms are there in the sample?
2. how many molecules are present in 150 grams of sulfuric acid (H2SO4)
Molar volume
1. What volume will 110g of dichloro (CI2) occupy when under normal conditions? 2. If you have 600g of CO2 gas and knowing that its molecular mass is 44g / mol, find
a) the number of moles
b) the number of molecules
c) the volume it occupies under normal conditions of pressure and temperature.​
Answers: 1
Chemistry, 22.06.2019 11:00
When hydrochloric acid reacts with potassium hydroxide solution, the following reaction occurs. hcl (aq) + koh (aq) h2o (l) + kcl (aq) the reaction gives off heat energy, so it is an reaction.
Answers: 1
Chemistry, 23.06.2019 01:30
How does the attraction between particles affect the ability of a solvent to dissolve in a substance
Answers: 1
Chemistry, 23.06.2019 01:30
If a particle has z = 25 and 23 electrons, what is its charge?
Answers: 2
Chemistry, 23.06.2019 01:30
Which statement justifies that hydrogen peroxide (h2o2) is a polar molecule? the o – h bond is nonpolar and the molecule is asymmetric. the o – h bond is nonpolar and the molecule is symmetric. the o – h bond is polar and the molecule is asymmetric. the o – h bond is polar and the molecule is symmetric.
Answers: 1
Hi can you help me with these questions please
Molecular masses
1. CaCo3 (calcium carbon)
1. CaCo3 (calcium carbon)
Biology, 28.06.2019 10:00
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Mathematics, 28.06.2019 10:00
Mathematics, 28.06.2019 10:00
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History, 28.06.2019 10:00
Mathematics, 28.06.2019 10:00