4. The number 38 in strontium-38 represents the
a. Atomic number
b. Mass number
C. Sum...
Chemistry, 16.12.2020 21:00 tdyson3p6xvtu
4. The number 38 in strontium-38 represents the
a. Atomic number
b. Mass number
C. Sum of protons and electrons
d. Sum of all the subatomic particles
Answers: 3
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Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh
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What is the wavelength of a 3*10^12 hz infrared wave a 3*10^20m b 1* 10^4m c 3*10^-3m d 1*10^-4 m
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