Which of the following materials are minerals, and why (or why not)?
water
beach sand<...
Answers: 2
Another question on Chemistry
Chemistry, 22.06.2019 09:40
Sulfur dioxide and oxygen react to form sulfur trioxide during one of the key steps in sulfuric acid synthesis. an industrial chemist studying this reaction fills a 25.0l tank with 4.5 mol of sulfur dioxide gas and 4.5 mol of oxygen gas at 30.°c. he then raises the temperature, and when the mixture has come to equilibrium measures the amount of sulfur trioxide gas to be 1.4 mol. calculate the concentration equilibrium constant for the reaction of sulfur dioxide and oxygen at the final temperature of the mixture. round your answer to 2 significant digits.
Answers: 3
Chemistry, 22.06.2019 10:40
Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3
Answers: 1
Chemistry, 22.06.2019 19:00
Which change to the system wood cause the freely-moving piston to lower?
Answers: 1
Chemistry, 22.06.2019 19:10
Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.
Answers: 3
You know the right answer?
Questions
Mathematics, 13.12.2020 02:10
Mathematics, 13.12.2020 02:10
Mathematics, 13.12.2020 02:10
Mathematics, 13.12.2020 02:10
Mathematics, 13.12.2020 02:10
English, 13.12.2020 02:10
English, 13.12.2020 02:10
Mathematics, 13.12.2020 02:10
Chemistry, 13.12.2020 02:10
Engineering, 13.12.2020 02:10
Spanish, 13.12.2020 02:10
Biology, 13.12.2020 02:10
Business, 13.12.2020 02:10
History, 13.12.2020 02:10
