Chemistry, 20.09.2021 09:40 trinitychavira0727
A certain shade of blue has a frequency of 7.22×1014 Hz. What is the energy of exactly one photon of this light? Planck's constant is ℎ=6.626×10−34 J⋅s.
Answers: 2
Chemistry, 22.06.2019 10:50
Determine the empirical formula for succinic acid that is composed of 40.60% carbon, 5.18% hydrogen, and 54.22% oxygen.
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What is the percentage of hydrogen in nitrogen trihydride
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Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?
Answers: 2
Chemistry, 22.06.2019 22:10
Determine the ph of 0.10 m nh3 solution. nh3 is a weak base with a kb equal to 1.8 x 10-5 round answer to nearest whole number.
Answers: 1
A certain shade of blue has a frequency of 7.22×1014 Hz. What is the energy of exactly one photon of...
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