5. Pure water can be described as. (Check all that apply)
Mixture
Pure substance
Elemen...
Chemistry, 27.09.2020 20:01 Jesseniapacheco31
5. Pure water can be described as. (Check all that apply)
Mixture
Pure substance
Element
Compound
Heterogeneous mixture
Homogeneous mixture
Answers: 3
Chemistry, 22.06.2019 05:30
Which other elements contain the same number of outer electrons as sodium
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Chemistry, 22.06.2019 13:50
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.
Answers: 1
Chemistry, 22.06.2019 14:30
For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants. 4al(s)+3o2(g)→2al2o3(s) a) 1 molal, 1 mol o2 b) 4 molal, 2.6 mol o2 c) 16 molal, 13 mol o2 d) 7.4 molal, 6.5 mol o2
Answers: 3
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