Chemistry, 24.04.2020 20:00 bryson9604
Water has a heat of fusion of about 300J/gram and a heat capacity for liquid water of a about 4J/gC. How much heat is needed to warm a 10 gram block of solid ice at 0 degree celcius to 10 degree celcius?
A. 30.4 KJ
B. 3.4 KJ
C. 0.3 KJ
D. 3.04 KJ
Answers: 2
Chemistry, 21.06.2019 17:10
Abullet found at a crime scene may be used as evidence in a trial if the percentage of metals match to the composition of metals in a bullet from the suspect's ammunition. a forensic scientist's analysis of the bullet shows that it contains 11.9 g of lead, 0.5 g of tin, and 0.8 b of antimony. what is the percentage of lead metal in the bullet? express your answers to the one's place.
Answers: 2
Chemistry, 22.06.2019 21:30
While in europe, if you drive 125 km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your carโs gas mileage is 32.0 mi/gal? assume that 1 euro=1.26 dollars
Answers: 2
Water has a heat of fusion of about 300J/gram and a heat capacity for liquid water of a about 4J/gC....
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