Question

Suppose you wanted to heat a mug of water (250 mL) from room temperature 25 C to 100 C to make a cup of tea. How much energy (in units of calories and joules) would you need from your microwave?
DrBob222
q = mass H2O x 1 cal/g*C x 75
q = mass H2O x 4.18 J/g*C x 75
N.A
75x250x4.184=78450 J
78450/4.184= 18750 Cal
lop
75x250x4.184=78450 J
78450/4.184= 18750 Cal
Lord Gaben
Half life 3 confirmed.
Illuminati
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Amira
Di 3.456+*(9)
Chi
Convert 25,058 to kcals