Chemistry, 28.06.2019 03:30, SavyBreyer
Asample of hydrated copper (ii) sulfate has a mass of 4.56 g. after heating, it has a mass of 2.92 g. what is the percent by mass of water in the hydrate?
Answers: 1
Chemistry, 22.06.2019 08:30, melikefood01
Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?
Answers: 1
Chemistry, 22.06.2019 12:30, MrSavannahCat
Clyde and marilyn are riding a roller coaster. during which section(s) of the track is their potential energy converted to kinetic energy? a. from point b to point c only b. from point b to point d only c. from point a to point b only d. from point a to point b and from point c to point d
Answers: 1
Chemistry, 22.06.2019 15:00, makaylajones74pdxtrk
What is the most important factor in determining climates.
Answers: 1
Asample of hydrated copper (ii) sulfate has a mass of 4.56 g. after heating, it has a mass of 2.92 g...
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