Which pair of elements will form a covalent bond?
a. lithium and oxygen
b. potass...
Chemistry, 05.12.2019 21:31 kelciiann5968
Which pair of elements will form a covalent bond?
a. lithium and oxygen
b. potassium and chlorine
c. carbon and sulfur
d. aluminum and chlorine
Answers: 2
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A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?
Answers: 1
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How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?
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Identify the lewis acid in this balanced equation: ag+ + 2nh3 -> ag(nh3)2+a. ag+b. nh3c. ag(nh3)2+
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The polymer used for the nonstick surface of cooking utensils is 24.0%c and 76%f by mass. what is the empirical formula of this polymer?
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