Chemistry, 21.02.2020 20:51 lakhwinder6588
The rate constant for this second‑order reaction is 0.670 M − 1 ⋅ s − 1 at 300 ∘ C. A ⟶ products How long, in seconds, would it take for the concentration of A to decrease from 0.690 M to 0.360 M?
Answers: 3
Chemistry, 21.06.2019 20:30, jbarbie3
12. complete each of the following word equations for synthesis reactions. a. sodium + oxygen -> b. magnesium + fluorine -> 13. complete and balance the equations for the decomposition reactions. a. hgo -> [with the triangle heat symbol above the arrow] b. h2o(l) -> [with "electricity" written above the arrow]
Answers: 1
Chemistry, 22.06.2019 04:00, speris1443
Write the balanced equation for a reaction between aqueous nitric acid (hno3) and solid lithium metal (this is a single replacement reaction)
Answers: 1
Chemistry, 22.06.2019 12:30, hayleyconsole
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
The rate constant for this second‑order reaction is 0.670 M − 1 ⋅ s − 1 at 300 ∘ C. A ⟶ products How...
Mathematics, 12.08.2020 07:01