Write chemically balanced equation for the following reactions
(a) Zinc reacts with hydro...
Chemistry, 08.04.2020 21:29 dinapaul424
Write chemically balanced equation for the following reactions
(a) Zinc reacts with hydrochloric caids
(b) Magnesium reacts nitric acid
(c) Calcium oxide reacts sulfuric acid
(d) Barium carbonate and nitric acid
Answers: 3
Chemistry, 21.06.2019 21:00
Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night. when he took it out, its new volume was 322 milliliters, but its pressure was the same. if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is kelvins.
Answers: 2
Chemistry, 22.06.2019 05:30
Why is soap used to remove grease? a. its nonpolar end dissolves the grease. b. it makes the water bond with the grease. c. it chemically bonds with the grease. d. its polar end dissolves the grease.correct answer for apex - a, its nonpolar end dissolves the grease.
Answers: 1
Chemistry, 22.06.2019 12:30
What is the percent composition of ca(oh)2? 37.7% ca, 53.0% o, and 10.3% h 45.5% ca, 38.2% o, and 16.3% h 54.0% ca, 43.0% o, and 2.7% h 64.7% ca, 27.0% o, and 8.3% h
Answers: 2
Chemistry, 22.06.2019 18:00
What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j
Answers: 1
Mathematics, 05.05.2020 07:03
Mathematics, 05.05.2020 07:03
English, 05.05.2020 07:03
English, 05.05.2020 07:03
Social Studies, 05.05.2020 07:03
History, 05.05.2020 07:03
Physics, 05.05.2020 07:04
Chemistry, 05.05.2020 07:04