Supreme

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Questions

The following questions were asked by visitors named Supreme.

HOW MUCH HEAT IS ABSORBED WHEN THE BLOCK OF COPPER OF MASS 0.05kg and specific capacity 390j/kg is heated for 20 degree celsius and 70 degree celsius

Answers

The following answers were posted by visitors named Supreme.

@Anonymous is right, the correct given answer is 0.773. Given by nSolve(440/(1 - x/343) = 442, x) / 2

Number of moles of NaOH=4/40=0.1 Molarity of solution= 500 cm3= 5 litres 0.1/5=0.02M Ans 0.02 M

I got 20 answers too.