Question

Its Urgent✔✔✔✔✔

1. Flow of charge per second is known as ___________.
2. Number of particles of a matter = mole number X _________.
3. How much amount of H2 gas will be produced when steam is passed through 21g red hot iron? Also find the volume of that H2 gas at STP.[Fe=56]
4. At STP 11.2l oxygen is needed to convert a 6g solid element 'A' to its gaseous oxide completely. If the volume of that oxide produced with 11.2l at STP,find a molecular mass of that oxide.[O=16]
5. If the current through a conductor is made halved and its resistance is made doubled keeping the flow of time unchanged, then what will be the change in heat production?
6. In household circuit five 40W lamps, four 80W fans and a 100W TV run regularly for 6 hours, 10 hours and 20 hours respectively. What will be the quantity of electrical charge consumed in a month of 30 days? Find the bill if each unit costs Rs. 6.00.

Please guys solve these questions for madhyamik

Answer 1

Answer:

1. current

2. avogardo's number

Answer 2

Answer:

1 current

2avogadoes no.

3 1gram

4??

5 heat production increases

Hope it helps

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