Chemistry, 28.07.2019 16:00 gerardogonzale362
Calculate the number of moles in 3.025 x 10^28 atoms of nacl. 1.0 mol nacl 5.02 x 10^4 mol nacl 5.02 x 10^50 mol nacl 1.78 x 10^39 mol nacl how many particles are in 10.5 grams ca(oh)2? 6.321x10^24 particles of ca(oh)2 5.2 x 10^22 particles of ca(oh)2 8.54 x 10^22 particles of ca(oh)2 9.00 particles of ca(oh)2 how many grams of mgbr2 are in 8.95 x 10^29 atoms mgbr2? 2.74 x 10^8 grams mgbr2 2.74 x 10^ 54 grams mgbr2 3.0 grams mgbr2 3.0 x 10^44 grams mgbr2 how many atoms are in 50.0 grams libr? 4.56 x 10^23 atoms libr 3.45 x 10^23 atoms libr 4.56 x 10^20 atoms libr 3.45 x 10^20 atoms libr
Answers: 1
Chemistry, 21.06.2019 21:00
Write two balanced equations 1. dissolving of solid sodium hydroxide in water 2. the reaction of sodium hydroxide solution with hydrochloric acid
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Chemistry, 22.06.2019 03:00
Schrodinger and heisenberg developed an alternate theory about atomic nature that contradicted some of bohr's model of the atom. how do changes resulting from new technology and evidence affect the reputation of the atomic theory?
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Chemistry, 22.06.2019 10:30
Consider the following reactions. (note: (s) = solid, (l) = liquid, and (g) = gas.) mg(s) + ½o2(g) → mgo(s) + 146 kcal/mole h2(g) + ½o2(g) → h2o(g), δh = -57.82 kcal/mole what type of reaction is represented by the previous two examples?
Answers: 3
Chemistry, 22.06.2019 12:30
Clyde and marilyn are riding a roller coaster. during which section(s) of the track is their potential energy converted to kinetic energy? a. from point b to point c only b. from point b to point d only c. from point a to point b only d. from point a to point b and from point c to point d
Answers: 1
Calculate the number of moles in 3.025 x 10^28 atoms of nacl. 1.0 mol nacl 5.02 x 10^4 mol nacl 5...
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