Chemistry, 01.07.2021 22:50 CreMoye967
Group 1 elements with an oxidation number of 1 include which of the
following?
Check all that apply.
A. Potassium
B. Lithium
C. Magnesium
O D. Calcium
Answers: 1
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What type of matter is made of only one kind of atom
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Answer asap need it by wednesday morning carry out the following calculations on ph and ka of from data. i. calculate the ph of 0.02m hcl ii. calculate the ph of 0.036m naoh iii. calculate the ph of 0.36m ca(oh)2 iv. calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 v. calculate ka for weak acid ha which has a ph of 3.65 at 0.30m concentration vi. calculate the ka of a solution made by mixing 15.0 cm3 0.2m ha and 60.0 cm3 0.31m a-. [ph= 3.80] vii. calculate the ph of a solution made by mixing 15.0 cm3 0.1m naoh and 35.0 cm3 0.2m hcooh. [ka = 1.82 x 10-4 m]
Answers: 1
Group 1 elements with an oxidation number of 1 include which of the
following?
Check all that...
Check all that...
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