Chemistry, 02.09.2019 16:20 savid88061
Determine the number of moles of compound and the number of moles of each type of atom in each of the following:
(a)25.0 g of propylene, c3h6
(b) 3.06 x 10-3 g of the amino acid glycine, c2h5no2
(c)25 lb of the herbicide treflan, c13h16n2o4f (1lb =454 g)
(d)0.125 kg of the insecticide paris green, cu4(aso3)2(ch3co2)2
(e)325 mg of aspirin, c6h4(co2h)(co2ch3)
Answers: 3
Chemistry, 21.06.2019 23:00
Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?
Answers: 1
Chemistry, 22.06.2019 15:00
Phosphorous acid, h3po3(aq) , is a diprotic oxyacid that is an important compound in industry and agriculture. p k a1 p k a2 1.30 6.70 calculate the ph for each of the points in the titration of 50.0 ml of 1.5 m h3po3(aq) 1.5 m h 3 po 3 ( aq ) with 1.5 m koh(aq). 1.5 m koh ( aq ) .
Answers: 1
Chemistry, 22.06.2019 18:10
Consider the following reaction at equilibrium: c(s)+h2o(g)⇌co(g)+h2(g) predict whether the reaction will shift left, shift right, or remain unchanged upon each of the following disturbances. a) c is added to the reaction mixture. b) h2ois condensed and removed from the reaction mixture c) co is added to the reaction mixture d) h2 is removed from the reaction mixture.
Answers: 3
Determine the number of moles of compound and the number of moles of each type of atom in each of th...
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