Chemistry, 06.10.2019 15:30 starlodgb1971
Note: your teacher will grade your response to ensure you receive proper credit for your answer.
two straight lengths of wire are placed on the ground, forming vertical angles. if the measure of one of the angles formed is 72, what are the measures of the
other three angles? explain your answer.
Answers: 1
Chemistry, 21.06.2019 15:50
Which of these reactions are redox reactions? check all that apply.cd + hcl → cdcl2 + h2cucl2 + na2s → 2nacl + cuscaco3 → cao + co2 2zns + 3o2 → 2zno + 2so2 ch4 + 2o2 → co2 + 2h2o
Answers: 3
Chemistry, 22.06.2019 02:50
Using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 pb+2(aq) + 2cl -(aq). if the value of ksp was determined to be only 1.2 x 10-2: too much solid has dissolved. additional precipitate is forming. the solution is unsaturated. the ions are now combining to reduce their concentrations.
Answers: 3
Chemistry, 22.06.2019 07:50
Which of the following electromagnetic waves can create ions?
Answers: 2
Chemistry, 22.06.2019 12:30
Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.
Answers: 3
Note: your teacher will grade your response to ensure you receive proper credit for your answer.
Biology, 18.12.2020 17:50
English, 18.12.2020 17:50
Mathematics, 18.12.2020 17:50
Arts, 18.12.2020 17:50
Mathematics, 18.12.2020 17:50
Mathematics, 18.12.2020 17:50
Arts, 18.12.2020 17:50
Social Studies, 18.12.2020 17:50