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Perform the following calculations to th...

Perform the following calculations to the appropriate number of signficiant digits `2.6xx10^(3)+2.4xx10^(2)-1.4xx10^(2)`

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The correct Answer is:
`2.7xx10^(3)` or `27xx10^(2)`
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Perform the following calculations to the appropriate number of signficiant digits (6.02xx10^(23)xx4.00)/(4.0xx10^(20))

Express the following calculations to the proper number of significant figures. ((2.34xx10^(-8))(0.5))/(6.4)

Perform the following calculations upto proper number of significant figures : (i) (1.20 xx 10^(-6)) + (6.00 xx 10^(-5))=? (ii) (2.164 xx 10^(5))^(1//2)=? (iii) (9.13 xx 10^(-2))(7.006 xx 10^(-3))=? (iv) 4.00 xx 10^(-2) + 3.26 xx 10^(-3) +1 xx 10^(-6)=?

(2.4xx10^3)div(8xx10^2)= ?

Perform the following calculations and express the result to proper number of significant figures : (i) 144.3 m^(2) +(2.54 m xx 8.4 m) (ii) (4.05 xx 10^(2) mL)-(0.0225 xx 10^(2) mL) (iii) (3.50 xx 10^(2) cm)(4.00 xx 10^(6) cm)

10xx10^(3)*2.2xx10^(-6)*(10)/(0.4)

Solve the following expressions and express the result to an appropriate number of significant figures : (i) 65.5xx135.1xx0.61 (ii) (4.23xx25.68)/(658.2) (iii) (3.51xx10^(-4)xx2.71xx10^(7))/(0.5562) .

Solve with due regards to significant figures 4.0 xx (10^-4) - 2.5 xx 10^(-6) .

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