Chemistry, 25.10.2019 23:43 erstaabi000
When 0.230 g of sodium metal is added to an excess of hydrochloric acid, 2390 j of heat are produced. what is the enthalpy of the reaction as written?
2na(s)+2hcl(aq)⟶2nacl(aq)+h2(g)
Answers: 2
Chemistry, 22.06.2019 03:50
Consider the reaction: n2(g) + o2(g) ? 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?
Answers: 3
Chemistry, 22.06.2019 04:00
Asample of aluminum foil contains 8.60 Ă— 1023 atoms. what is the mass of the foil?
Answers: 1
Chemistry, 22.06.2019 11:00
3) in peaches, [oh]=3.16x10-11 m a) find [h+ ] b) what is the ph? c) is the solution acidic, basic, or neutral?
Answers: 1
When 0.230 g of sodium metal is added to an excess of hydrochloric acid, 2390 j of heat are produced...
Mathematics, 16.10.2020 20:01
Mathematics, 16.10.2020 20:01
Biology, 16.10.2020 20:01
Mathematics, 16.10.2020 20:01
English, 16.10.2020 20:01
History, 16.10.2020 20:01
Mathematics, 16.10.2020 20:01
Mathematics, 16.10.2020 20:01