Chemistry, 14.05.2021 20:10 javontiye226
What is the concentration of a stock solution if 20 mL was used to make 400 mL of a 1.44 M solution?
Which one is it?
5 M
50 M
40 M
30 M
Answers: 3
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Find the missing probability in the table below a.0.10 b.40 c.0.80 d. 0.20
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Calculate the standard enthalpy of formation of liquid methanol, ch3oh(l), using the following information: c(graphite) + o2 latex: \longrightarrow ⟶ co2(g) latex: \delta δ h° = –393.5 kj/mol h2(g) + o2 latex: \longrightarrow ⟶ h2o(l) latex: \delta δ h° = –285.8 kj/mol ch3oh(l) + o2(g) latex: \longrightarrow ⟶ co2(g) + 2h2o(l) latex: \delta δ h° = –726.4 kj/mol
Answers: 3
What is the concentration of a stock solution if 20 mL was used to make 400 mL of a 1.44 M solution?...
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