Chemistry, 11.07.2019 15:00 issaaamiaaa15
Pipets used for the transfer of samples of aqueous solutions are always rinsedwith a small portion of the solution to be used before the sample is taken. calculate the percentage error arising in an experiment when 1-ml, 5-ml, and 10-ml pipets are used for transfer and each pipet contains 5 drops of water adhering to the inside of the barrel. a single drop of water has an approximate volume of 0.05 ml
Answers: 1
Chemistry, 21.06.2019 18:00
When the following equation is balanced using the smallest possible integers, what is the coefficent of oxygen gas? c7h16o(g) + o2(g) → co2(g) + h2o(g) -1 -5 -8 -16 -21
Answers: 3
Chemistry, 21.06.2019 21:00
Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?
Answers: 1
Chemistry, 22.06.2019 09:30
Apump contains 0.5 l of air at 203 kpa.you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of the air pump
Answers: 2
Chemistry, 22.06.2019 10:20
In a reaction equation, where are the products located? a.) above the arrow b.) to the right of the arrow c.) to the left of the arrow d.) below the arrow
Answers: 2
Pipets used for the transfer of samples of aqueous solutions are always rinsedwith a small portion o...
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