Chemistry, 25.06.2019 04:00 ian2006huang
Sort the numbers based on the numbers of significant figures they have 0.0093 120.9 1,000 1.008 670 0.184 1.30 - one significant figure - two significant figures - three significant figures - four significant figures
Answers: 1
Chemistry, 21.06.2019 13:10
Cobalt-60 is an artificial radioisotope that is produced in a nuclear reactor and is used as a gamma-ray source in the treatment of certain types of cancer. if the wavelength of the gamma radiation from a cobalt-60 source is 1.00 × 10-3 nm, calculate the energy of a photon of this radiation.
Answers: 2
Chemistry, 22.06.2019 12:00
1. if you have a gas at 127 degrees c, what is it's absolute temperature (kelvin)? a. 200kb. 300kc. 400kd. 500k2. if you had a gas whose absolute temperature measured 45 k, what is that temperature in celsius? a. -228 cb. -300 cc. 125 cd. 112 c
Answers: 2
Chemistry, 22.06.2019 13:30
The atomic number, or number, is the described as the number of in the nucleus of an chemical element.
Answers: 1
Sort the numbers based on the numbers of significant figures they have 0.0093 120.9 1,000 1.008 67...
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