Chemistry, 16.01.2022 17:30 elisechavez02
12. How many grams of zinc (II) nitrate, Zn(NO3)2, are in 150 mL of 0.10 M Zn(NO3)2? a. 0.79 grams b. 2.1 grams C. 2.8 grams d. 280 grams
Answers: 1
Chemistry, 22.06.2019 20:20
The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.
Answers: 1
Chemistry, 23.06.2019 03:00
In november 1987, a massive iceberg broke loose from the antartic ice mass and floated free in the ocean. the chunk of ice was estimated to be 98 mi long, 25 mi wide, and 750 ft thick. a typical backyard swimming pool contains about 24,000 gallons of water. how many of these pools could you fill from the water in this iceberg? (assume the iceberg is a rectangular solid of the above dimensions and consists of water only). express answer in scientific notation.
Answers: 1
Chemistry, 23.06.2019 06:20
Why is it that 85.48 rounded to two significant figures is 85 and not 86?
Answers: 1
12. How many grams of zinc (II) nitrate, Zn(NO3)2, are in 150 mL of 0.10 M Zn(NO3)2? a. 0.79 grams b...
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