Chemistry, 24.07.2021 07:00 123abc321cbaabc
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một. Hỗn hợp các loại hạt
hai. Khí hydro
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Chemistry, 22.06.2019 15:20
Identify arrows pointing to bonding electrons. done h-0-0-h ) intro
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Chemistry, 23.06.2019 00:00
What is the pressure of 0.500 moles of carbon dioxide gas in a 2.5 l tank and at a temperature of 301 k? (r=0.0821 l·atm/mol·k) 3.08 atm 1.2 atm 0.23 atm 4.01 atm 4.94 atm
Answers: 1
Chemistry, 23.06.2019 10:10
Calculate the h3o+ concentration in a solution of acetic acid if the concentration of molecular acetic acid present at equilibrium is 9.97x10-3 m and k for the dissociation is 1.86x10-5. ch3cooh(aq)+h2o(l)+> h3o+(aq)+ch3coo-(aq) show me how to get the answer.
Answers: 3
Chemistry, 23.06.2019 10:30
Amethod of separation that employs a system with two phases of matter, a mobile phase and a stationary phase, is called
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