Chemistry, 17.08.2021 01:00 chubbyxturtle
What are the final hydrogen ion concentration and pH of a solution obtained by mixing 200 ml of 0.4 M aqueous NH3 with 300 ml of 0.2 M HCl? (Kb=1.8x10-5)
Answers: 3
Chemistry, 21.06.2019 22:30
1. combine iron and copper (ii) sulfate solution. (hint: iron will form the iron (iii) ion) fe + cuso4 → 2. combine lead (ii) nitrate and potassium iodide solutions. pb(no3)2+ kl → 3. combine magnesium metal and hydrochloric acid solution. mg + hcl → 4. electrolysis (splitting) of water. h2o → 5. burning magnesium. mg + o2 →
Answers: 3
Chemistry, 22.06.2019 05:30
Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change
Answers: 2
Chemistry, 22.06.2019 06:00
In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?
Answers: 3
Chemistry, 22.06.2019 09:00
An excess of lithium oxide undergoes a synthesis reaction with water to produce lithium hydroxide li2o+h2o→2lioh if 1.05 g of water reacted, what is the theoretical yield of lithium hydroxide? a) 5.83 x 10–2 g lioh b) 1.17 x 10–1 g lioh c) 2.79 x 100 g lioh d) 1.40 x 100 g lioh
Answers: 1
What are the final hydrogen ion concentration and pH of a solution obtained by mixing 200 ml of 0.4...
Biology, 02.10.2021 01:40
Mathematics, 02.10.2021 01:40
Mathematics, 02.10.2021 01:40
Mathematics, 02.10.2021 01:40
Physics, 02.10.2021 01:40
Social Studies, 02.10.2021 01:40
Business, 02.10.2021 01:40
SAT, 02.10.2021 01:40
Mathematics, 02.10.2021 01:50
Computers and Technology, 02.10.2021 01:50
Mathematics, 02.10.2021 01:50