Chemistry, 12.11.2019 01:31 itcelmairani
How many grams of no will be produced from 60.0g of no2 reacted with excess water in the following chemical reaction?
3no2 (g)+h2o (l) —-> 2hno3 (g)+no (g)
Answers: 2
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Exit what is the density of an object having a mass of 5.0 g and a volume of 45.0 cm3?
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Chemistry, 23.06.2019 03:30
In chemistry, the type of an atom (what element it is) is determined by: a) the number of protons it contains in its nucleus.b) the number of neutrons it contains in its nucleus.c) the number of protons it has in a cloud around the nucleus.d) the number of neutrons it has in a cloud around the nucleus.e) the number of electrons it exchanges with its neighbors.
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An unknown substance is a white solid at room temperature and has a melting point of 78 °c. which of the following substances is most likely to be the identity of the unknown sample? a. naphthalene, a molecular solid with the formula c10h8 b. silica, a network solid held together by covalent bonds with the formula sio2 c. calcium chloride, an ionic compound with the formula cacl2 d. water, an molecular compound with the formula h2o
Answers: 2
How many grams of no will be produced from 60.0g of no2 reacted with excess water in the following c...
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