Difficult
Find the number of electrons that generate $1$ coulomb charge?
- A$6.24 \times 10^{18}$
- B$1.25 \times 10^{18}$
- C$6.22 \times 10^{23}$
- D$3.12 \times 10^{18}$
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$22.71 \, L$ of a gas is equal to how many cubic meters $(m^3)$?
Medium
View SolutionState whether the following statements are true or false:
$(i)$ The Law of Multiple Proportions was given by the scientist Dalton.
$(ii)$ $1 \ L = 1 \ dm^3$
$(iii)$ $10 \ cm = 1 \ dm$
$(i)$ The Law of Multiple Proportions was given by the scientist Dalton.
$(ii)$ $1 \ L = 1 \ dm^3$
$(iii)$ $10 \ cm = 1 \ dm$
Easy
View SolutionRound up the following numbers to three significant figures:
$(i)$ $34.216$
$(ii)$ $10.4107$
$(iii)$ $0.04597$
$(iv)$ $2808$
$(i)$ $34.216$
$(ii)$ $10.4107$
$(iii)$ $0.04597$
$(iv)$ $2808$
Medium
View SolutionConvert the following into basic units:
$(i)$ $28.7\, pm$
$(ii)$ $15.15\, pm$
$(iii)$ $25365\, mg$
$(i)$ $28.7\, pm$
$(ii)$ $15.15\, pm$
$(iii)$ $25365\, mg$
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View SolutionWhich of the following units represents the largest amount of energy?
Easy
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