Advertisements
Advertisements
प्रश्न
From the equation for burning of hydrogen and oxygen
\[\ce{2H2 + O2 -> 2H2O}\] (Steam)
Write down the number of mole (or moles) of steam obtained from 0.5 moles of oxygen.
Advertisements
उत्तर
\[\ce{2H2 + O2 -> 2H2O}\] (steam)
1 mole of Oxygen gives = 2 moles of steam
so, 0.5 mole oxygen will give = 2 × 0.5 = 1 mole of steam
APPEARS IN
संबंधित प्रश्न
Calculate the molar mass of the following substance:
Ethyne, C2H2
What is the mass of 0.2 mole of oxygen atoms ?
How many moles are there in 34.5 g of sodium ? (Atomic mass of Na = 23 u)
Deduce the number of molecules of the following compound in the given quantity.
32g oxygen
Two oxides of a metal (M) have 20.12% and 11.19% oxygen. The formula of the first oxide is MO. Determine the formula of the second oxide.
Find the number of moles in 10 g of CaCO3.
A student puts his signature with a graphite pencil. If the mass of carbon in the signature is 10-12 g, calculate the number of carbon atoms in the signature.
Correct the statement, if required.
One mole of chlorine contains 6.023 x 1010 atoms of chlorine.
1 mole of any substance contains ______ molecules.
If 0.2 mol of the following substance is required how many grams of that substance should be taken?
Calcium carbonate
