Chemistry, 08.08.2019 05:10 naseersaad
Calculate the molarity a solution that is obtained by dissolving 20 g of kcl in enough water to obtain 355 ml of the solution. assume the molar mass of kci is 74.6 g/mol (14) is 63.0 g/mol. * (3 pts) calculate the molality of hno, solution that is 24% by mass. assume the molar mass of hno
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Chemistry, 21.06.2019 22:30, erikloza12pdidtx
Which type of bond is present in hydrogen sulfide (h2s)? the table of electronegativities is given. a. hydrogen b. ionic c. nonpolar covalent d. polar covalent
Answers: 1
Chemistry, 22.06.2019 13:50, amandamac7339
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 17:30, mwest200316
To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.
Answers: 1
Calculate the molarity a solution that is obtained by dissolving 20 g of kcl in enough water to obta...
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