Chemistry, 17.05.2021 19:00, meganwintergirl
The reaction below shows the reaction of magnesium reacting with excess oxygen gas to produce magnesium
oxide. Assume that 5.63 g of Mg reacts with excess oxygen to produce 8.38 g of Mgo.
2Mg + 0, → 2MgO
What is the approximate percent yield for this reaction?
Answers: 1
Chemistry, 22.06.2019 07:00, misspicafunpoke
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Chemistry, 22.06.2019 18:00, kingamir
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
The reaction below shows the reaction of magnesium reacting with excess oxygen gas to produce magnes...
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