A sample of silver metal contains 1.91 X 1021 atoms. How many moles of silver is
this?...
Chemistry, 14.12.2020 07:30 kierafisher05
A sample of silver metal contains 1.91 X 1021 atoms. How many moles of silver is
this?
Answers: 2
Chemistry, 21.06.2019 23:00
Select the correct answer. given: 2libr + ba → babr2 + 2li in this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced? a. 1.18 mol b. 2.37 mol c. 4.73 mol d. 16.4 mol e. 32.9 mol
Answers: 2
Chemistry, 22.06.2019 00:00
Alarge marble is dropped in a graduated cylinder with 35ml of water in it.the water level increases to 49ml.what is the volume of the marble
Answers: 1
Chemistry, 22.06.2019 12:00
A5.000 g sample of niso4 h2o decomposed to give 2.755 g of anhydrous niso4. what is the formula of the hydrate? what is the full chemical name for the hydrate? what is the molar mass of the hydrate? niso4•_h2o what is the mass % of water in the hydrate?
Answers: 1
Chemistry, 22.06.2019 16:10
Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2b⇌c at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.
Answers: 1
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