A plastic rod is rubbed against a wool shirt how many
A plastic rod is rubbed against a wool shirt, thereby acquiring a charge of ?4.9 ?C. How many electrons are transferred from the wool shirt to the plastic rod? The elemental charge is 1.6 × 10?19 C.
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calculate the change in ph to 001 ph units caused by adding 10 ml of 217-m naoh is added to 470 ml of each of the
a solution of nh4cl is prepared and its molarity is 100 x 10-3 what is the ph of this solution show all
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if the ka for the acid phenol call it hp is 13 x 10-10 what is the pka of the phenolate ion
a plastic rod is rubbed against a wool shirt thereby acquiring a charge of 49 c how many electrons are transferred from
calculate the ph of a solution prepared by mixing 250 ml of 010 m hcl and 250 ml of 025 m
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