Chemistry, 30.01.2022 04:00 npellot123
WILL GIVE BRAINLIEST!! if when electrolyzed water (2H2O->2H2+O2), the total bond energy of the reactants is 2000kJ and the total bond energy of the products is 934kJ what is the total energy of the reaction and is this an endothermic or exothermic reaction
Answers: 2
Chemistry, 22.06.2019 18:00, kingamir
Answer asap need it by wednesday morning carry out the following calculations on ph and ka of from data. i. calculate the ph of 0.02m hcl ii. calculate the ph of 0.036m naoh iii. calculate the ph of 0.36m ca(oh)2 iv. calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 v. calculate ka for weak acid ha which has a ph of 3.65 at 0.30m concentration vi. calculate the ka of a solution made by mixing 15.0 cm3 0.2m ha and 60.0 cm3 0.31m a-. [ph= 3.80] vii. calculate the ph of a solution made by mixing 15.0 cm3 0.1m naoh and 35.0 cm3 0.2m hcooh. [ka = 1.82 x 10-4 m]
Answers: 1
Chemistry, 22.06.2019 19:00, HaydenSturgis1
Which is the solubility product expression for caf2(s)?  [ca2+]/[f–]2  [ca2+][f2–]  [ca]+[f]2  [ca2+][f–]2
Answers: 3
WILL GIVE BRAINLIEST!! if when electrolyzed water (2H2O->2H2+O2), the total bond energy of the re...
Mathematics, 06.02.2021 03:40
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