Chemistry, 14.07.2019 01:00 kadestew21
Burning magnesium gives us magnesium oxide. this is an example of a reaction. is the common element involved with all chemical reactions of this kind.
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Chemistry, 22.06.2019 07:30
Using data from seismic waves, geologists have learned that earthās interior is made up of several
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Chemistry, 22.06.2019 13:00
The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false
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Chemistry, 22.06.2019 17:10
Acalorimeter is to be calibrated: 51.203 g of water at 55.2 degree c is added to a calorimeter containing 49.783 g of water at 23.5ļ°c. after stirring and waiting for the system to equilibrate, the final temperature reached is 37.6 degree c. specific heat capacity of water (s = 4.18 j/gādegree c). calculate the calorimeter constant. (smĪ“t)warm water = -[(smĪ“t)cold water + (calorimeterĪ“tcold water)]
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Chemistry, 22.06.2019 18:30
The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false
Answers: 1
Burning magnesium gives us magnesium oxide. this is an example of a reaction. is the common element...
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