Question

(a) Convent 40 calorie into joule.

(b)Density of an object is 9.4 gram/
cm^3. J Express this density in kg/m^3

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Answer 1

Answer:

here u go

Explanation:

a) 1 cal------------ 4.186 joule

40 Cal --------- 40(4.186)

167.44 joule

b) 1g/cc------------1000kg/m^3

9.4 g/cc----------9.4(1000)

9400kg/m^3

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