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Two masses are involved in
Which of the following must be the same before and after a chemical reaction?
Answer: The sum of the masses of all substances
1 answer
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Jessica
1,120 views
Given the reaction represented by the equation Mg + 2HCl --> H2 + MgCl2, determine to two decimal places the molar masses of all
3 answers
asked by
i dont know
1,411 views
Methane burns in air according to this equation:
CH4(9) +202(9) CO2(g) + 2 H2O(1) The table shows the molar masses of substances
1 answer
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If two different masses have the same kinetic energy, their momenta are:
a. proportional to the squares of their masses b.
1 answer
asked by
Anonymous
901 views
which statement incorrectly describes air masses?
tropical air masses form closer to the equator where the air is warm. maritime
1 answer
116 views
A system consist of particles of masses 5, 2 and 3g located at (1, 0, -1) ( 1, 2, 1) and ( 1, -1, -3) respectively. find the
1 answer
asked by
Blessing
608 views
Four identical masses of 800kg each are placed at the corners of a square whose side length is 10.0cm. What is the net
6 answers
asked by
Jaime
2,850 views
Three masses are arranged on a flat surface as shown. Two of the masses are as follows: m2 = 16.3 kg and m3 = 66.5 kg. A
0 answers
asked by
dillon
1,226 views
1. Finf the width of a rectangle whose area is 36 sq in. And length is 9in.
2. The attraction F of any two masses m1 and m2 foe
2 answers
asked by
Mckenna Louise
646 views
Which statement incorrectly describes air masses?
Tropical air masses closer to the equator where the air is warm Maritime air
1 answer
78 views