Chemistry, 01.12.2021 03:50 saifulcrc1397
If 0. 1 moles of na2hpo4 and 0. 1 moles of nah2po4 are mixed in water, what is the resulting ph? the pka values for phosphoric acid are 2. 1, 7. 2, 12. 4.
Answers: 3
Chemistry, 22.06.2019 05:30
Arecipe calls for 1.2 cups of oil. how many liters of oil is this?
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Chemistry, 22.06.2019 10:30
Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?
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Chemistry, 22.06.2019 12:30
Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?
Answers: 2
Chemistry, 22.06.2019 16:00
Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules
Answers: 1
If 0. 1 moles of na2hpo4 and 0. 1 moles of nah2po4 are mixed in water, what is the resulting ph? the...
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