The earth is approxiamately 1.5 x108km from the sun. how many minutes does
it take ligh to tra...
Chemistry, 24.09.2019 06:10 eddiewoods8505
The earth is approxiamately 1.5 x108km from the sun. how many minutes does
it take ligh to travel from the sun to earth? hint: the speed of light is 3.0 x 108
m/s.
Answers: 3
Chemistry, 22.06.2019 04:00
What layer of the atmosphere is directly above the troposphere?
Answers: 1
Chemistry, 22.06.2019 10:00
3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?
Answers: 2
Chemistry, 22.06.2019 18:00
What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j
Answers: 1
Chemistry, 22.06.2019 18:30
The table lists the lattice energies of some compounds.compoundlattice energy (kj/mol)lif –1,036licl –853naf –923kf –821nacl –786which statement about crystal lattice energy is best supported by the information in the table? the lattice energy increases as cations get smaller, as shown by lif and kf.the lattice energy increases as the cations get larger, as shown by lif and licl.the lattice energy decreases as cations get smaller, as shown by nacl and naf.the lattice energy decreases as the cations get smaller, as shown by naf and kf.
Answers: 3
Biology, 31.08.2021 22:10
Mathematics, 31.08.2021 22:10
Mathematics, 31.08.2021 22:10
Computers and Technology, 31.08.2021 22:10
Mathematics, 31.08.2021 22:10
History, 31.08.2021 22:10
Geography, 31.08.2021 22:10
Mathematics, 31.08.2021 22:10
Geography, 31.08.2021 22:10
Computers and Technology, 31.08.2021 22:10
Mathematics, 31.08.2021 22:10