 , 08.11.2019 01:31 ximena68

# Use the following data to estimate δhf° for magnesium fluoride. mg(s) + f2(g) → mgf2(s) lattice energy −2913 kj/mol first ionization energy of mg 735 kj/mol second ionization energy of mg 1445 kj/mol electron affinity of f −328 kj/mol bond energy of f2 154 kj/mol enthalpy of sublimation of mg 150. kj/mol Answers: 1  ### Another question on Chemistry Chemistry, 22.06.2019 06:00
How much would the freezing point of water decrease if 4 mol of sugar were added to 1 kg of water(k=1.86 c/mol/kg for water and i=1 for sugar
Answers: 1 Chemistry, 22.06.2019 11:30
Astudent wishes to determine the heat capacity of a coffee-cup calorimeter. after she mixes 105.1 g of water at 68°c with 105.1 g of water, already in the calorimeter, at 19.7°c, the final temperature of the water is 35.0°c. calculate the heat capacity of the calorimeter in j/k. use 4.184 j/g°c as the specific heat of water. enter to 1 decimal place.
Answers: 3 Chemistry, 22.06.2019 17:30
How many drops of acid rain can make a hole on a zinc roof if the thickness of zinc plate is 0.2 cm (d_zn=7.14 cm^3) and eazh drop contains 0.1% of h2so4? (assume that diameter of the hole is 1 cm and mass of each drop is 1g and p=3.14)
Answers: 3 Chemistry, 22.06.2019 20:30
Draw a line graph showing the relationship between temperature in kelvin as a function of kinetic energy.
Answers: 3
You know the right answer?
Use the following data to estimate δhf° for magnesium fluoride. mg(s) + f2(g) → mgf2(s) lattice ener...
Questions            Mathematics, 24.04.2020 22:27        Questions on the website: 13316519