Advertisements
Advertisements
प्रश्न
Correct the statement, if required.
One mole of chlorine contains 6.023 x 1010 atoms of chlorine.
Advertisements
उत्तर
One mole of chlorine contains 6.023 x 1023 atoms of chlorine.
संबंधित प्रश्न
Calculate the molar mass of the following substance:
Sulphur molecule, S8
How many moles of O2 are there in 1.20 × 1022 oxygen molecules ?
Deduce the number of molecules of the following compound in the given quantity.
32g oxygen
Fill in the blank.
One a.m.u. is the mass of ______ atom of C12.
Calculate the number of moles and number of molecules present in 1.4 g of ethylene gas. What is the volume occupied by the same amount of ethylene?
A sample of ammonium nitrate when heated yields 8.96 litres of steam (measured at STP)
NH4NO3 → N2O + 2H2O
Determine the percentage of oxygen in the ammonium nitrate?
Find the number of molecules in 1.8 g of H2O.
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.
N2 + 3H2 → 2NH3
(The atomic mass of nitrogen is 14, and that of hydrogen is 1)
1 mole of nitrogen (______ g) +
3 moles of hydrogen (______ g) →
2 moles of ammonia (______ g)
If 0.2 mol of the following substance is required how many grams of that substance should be taken?
magnesium oxide
