Chemistry, 20.10.2020 21:01 cartertyson499
Henry is in the community investigating sources of chemical energy for his science experiment. Select the best examples of chemical energy Henry can use.
A. A gas station and people playing hopscotch
B. A squirrel eating acorns and a fire burning
C. Someone reading a book and eating a sandwich
D. Someone sliding down the slide and someone drinking water
Answers: 1
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Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude
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Chemistry, 22.06.2019 17:30
Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)
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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
Henry is in the community investigating sources of chemical energy for his science experiment. Selec...
Computers and Technology, 05.08.2019 18:10