subject
Chemistry, 10.10.2019 23:40 dallasherncastrillo

Hard water contains calcium and magnesium, which undergo oxidation and
clog water pipes. which statement best describes this change as a chemical change?

calcium and magnesium dissolve in water.

calcium and magnesium evaporate on contact with the walls of the pipe.

calcium and magnesium form precipitates of their respective oxides.

ansver
Answers: 1

Another question on Chemistry

question
Chemistry, 21.06.2019 23:30
Ihat will happen if i added baking soda to vinegar
Answers: 2
question
Chemistry, 22.06.2019 06:30
Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
Answers: 1
question
Chemistry, 22.06.2019 10:00
The tendency of water molecules to stick together is referred to as a) adhesion b) polarity c) cohesion d) transpiration e) evaporation
Answers: 1
question
Chemistry, 22.06.2019 13:30
In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.
Answers: 2
You know the right answer?
Hard water contains calcium and magnesium, which undergo oxidation and
clog water pipes. which...
Questions
question
Mathematics, 13.01.2021 17:10
Questions on the website: 13722362