Chemistry, 20.11.2020 03:10 aprilkenedy12
What mass of hydrogen peroxide (H2O2) must decompose to produce 0.77 L of oxygen gas at STP?
2 H2O2(l) —> O2(g) + 2 H2O(l)
Answer should be written as X. X g H2O2
Answers: 3
Chemistry, 21.06.2019 17:00, porkhappycom
This line graph compares the growth of plants that were kept in the sun for different amounts of time.a) on day 7, the plants kept in the sun for 3 hours were how tall? b) on day 7, the plants kept in the sun for 6 hours were how tall? c) on day 10, the plants kept in the sun for 9 hours were how tall? d) on day 11, the plant that was grown with 1 hour of sunlight was how tall? e) based on the graph, the plant grows best in what amount of sunlight?
Answers: 1
Chemistry, 22.06.2019 18:10, bri9263
Consider the following reaction at equilibrium: c(s)+h2o(g)⇌co(g)+h2(g) predict whether the reaction will shift left, shift right, or remain unchanged upon each of the following disturbances. a) c is added to the reaction mixture. b) h2ois condensed and removed from the reaction mixture c) co is added to the reaction mixture d) h2 is removed from the reaction mixture.
Answers: 3
Chemistry, 22.06.2019 18:50, christhegreat1
Asample of tin (ii) chloride has a mass of 0.49 g. after heating, it has a mass of 0.41 g. what is the percent by mass of water in the hydrate? %
Answers: 1
What mass of hydrogen peroxide (H2O2) must decompose to produce 0.77 L of oxygen gas at STP?
2 H2O2...
Mathematics, 14.03.2020 01:52
Mathematics, 14.03.2020 01:52