Science, asked by anilunawane6984, 1 year ago

Q.1. How many molecules are present in

(a) 9 grams of water

(b) 17 grams of amonia

Q.2. Calculate the number of moles in 17 grams of H2O2

Q.3. Show that 12 grams of carbon-12 contains 6.023 x 1023 atoms of 12C

Q.4. What is the mass of one atom of hydrogen ?

Q.5. How many moles of Mg atoms are there in 100 grams of magnesium ?

Q.6. Neon gas consist of single atoms. What mass of neon contains 6.023 x 1023 atoms ?

Answers

Answered by aliena37
1
1st is 17 grams of amonia,
hope it's helpful for u
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