Chemistry, 05.12.2019 20:31, jacqueline398
Me will give brainliest to first correct ! : )
1. how many molecules are present in 3 moles of silicon dioxide (sio2)
a. 5.00 x 10^23
b. 6.02 x 10^23
c. 12.36 x 10^23
d. 18.06 x 10^23
2. what is the molar mass of ag2s?
3. in the balanced equation 4ko + 2co2 = 2k2co3 +co3 which two chemicals have a molar ratio of 3: 4?
Answers: 3
Chemistry, 21.06.2019 18:30, jadepotts3965
Calculate the change in entropy if br2(l) is converted into gaseous br atoms. s° for br2(l) = 152.2 j/(mol•k) s° for br2(g) = 245.5 j/(mol•k) s° for br(g) = 175.0 j/(mol•k)
Answers: 2
Chemistry, 22.06.2019 06:00, hdjsjfjruejchhehd
The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.
Answers: 1
Chemistry, 22.06.2019 10:40, rntaran2002
What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0
Answers: 2
Me will give brainliest to first correct ! : )
1. how many molecules are present in 3...
1. how many molecules are present in 3...
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