How much time would it take to distribute one Avogadro number of wheat grains, if '10^10' grains are distributed each second?

How many years it would take to spend Avogadro's number of rupees at the rate 10 lakhs per second?

How much time would it take in minutes to deposit 1.18 g of metallic copper on a metal object when a current of 2.0 A is passed through the electrolytic cell containing Cu ^2 +ions? [ Molar mass of Cu =63.5 g /mol;IF=96,500 Cmol^-1]

One GAM substance contains Avogadro number of particles in it. a) How many particles are there in Avogadro number? b) Write the number of atoms present in each of the following. i) 32g Sulphur ii) 32g Oxygen iii) 32g Carbon Atomic mass S= 32, O=16, c=12

A tank contains 1000 litres of water and it flows out at the rate of 5 litres per second. How much water is there in the tank after each second? Write their numbers as a sequence.

In a school, total number of students in 10 A division is equal to the total number of students in 10 B. One students is to be selected from each division. Number of boys in 10A is 20. The probability of selecting a boy from 10 A is 2/5 and that of from 10 B is 3/5 . How many students are there in 10A?

In a school, total number of students in 10 A division is equal to the total number of students in 10 B. One students is to be selected from each division. Number of boys in 10A is 20. The probability of selecting a boy from 10 A is 2/5 and that of from 10 B is 3/5 .How many boys are there in 10 B?

In a school, total number of students in 10 A division is equal to the total number of students in 10 B. One students is to be selected from each division. Number of boys in 10A is 20. The probability of selecting a boy from 10 A is 2/5 and that of from 10 B is 3/5 .What is the probability of selecting a girl from 10A?