Chemistry, 21.02.2021 23:40 ling95

Once Billy and Susie have the unobtanium at the melting point, how much heat must be absorbed to melt all the unobtanium? (heat of fusion: ΔHfus = 50.3 kJ/mol; molar mass 322.03 g/mol) Unobtanium=
q= 13,240 J
m= 78.9 g
Cp= 1.87 J/gC
ΔT= 109C-18.0*C

Answers: 1

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 10:00, deena7

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

Answers: 1

continue

Chemistry, 22.06.2019 12:00, Unknowndragon42

Consider the following reaction at equilibrium. 2co2 (g) 2co (g) + o2 (g) h° = -514 kj le châtelier's principle predicts that the equilibrium partial pressure of co (g) can be maximized by carrying out the reaction a. at high temperature and high pressure b. at high temperature and low pressure c. at low temperature and low pressure d. at low temperature and high pressure e. in the presence of solid carbon

Answers: 2

continue

Chemistry, 22.06.2019 14:00, Killion2022

Anthracite is so hard and pure it is also referred to as a renewable resource metamorphic rock hot bituminous coal dirty fuel

Answers: 1

continue

Chemistry, 22.06.2019 17:30, jatavispillow

Which material burns faster? metal aluminum

Answers: 2

continue

You know the right answer?

Once Billy and Susie have the unobtanium at the melting point, how much heat must be absorbed to mel...