11. how many atoms of oxygen are represented in 2 ca(no3)?
a. 4
c. 10
d. 12
...
Chemistry, 20.11.2019 07:31, paigehixson9457
11. how many atoms of oxygen are represented in 2 ca(no3)?
a. 4
c. 10
d. 12
mam. carmo,
66
Answers: 1
Chemistry, 21.06.2019 18:10, write2lakenor7awj
Which statements describe polyatomic ions? check all that apply. polyatomic ions have many charges. polyatomic ions have one overall charge. polyatomic ions repel other ions to form ionic bonds. polyatomic ions attract other ions to form ionic bonds. polyatomic ions are made up of only one type of atom. polyatomic ions are made up of two or more types of atoms.
Answers: 2
Chemistry, 22.06.2019 15:20, shanyeah
Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma
Answers: 1
Chemistry, 22.06.2019 19:00, innocentman69
How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next
Answers: 1