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The reaction of potassium (K) and water (H2O) is rather expl...
Chemistry, 29.05.2020 21:07 maguilarz2005
I NEED HELP PLEASE, THANKS!
The reaction of potassium (K) and water (H2O) is rather explosive, producing hydrogen gas (H2) and potassium hydroxide (KOH). How many moles of hydrogen gas are produced if 25.5 g of potassium and 220 g of water react?
Answers: 3
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Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.
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