Q
1 At which electrode does reduction always take place?
2 Give the half-equation for the re...
Chemistry, 17.03.2021 23:50 stinematesa
Q
1 At which electrode does reduction always take place?
2 Give the half-equation for the reaction at the anode, during
the electrolysis of these molten compounds:
a potassium chloride b calcium oxide
3 Give the two half-equations for the electrolysis of:
a a concentrated solution of hydrochloric acid, HCl
b a dilute solution of sodium nitrate, NaNO3
c a dilute solution of copper(II) chloride, CuCl2
Answers: 2
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Each pair of clay balls represents to planetesimals if each plane test molluscum pound of the same material and is separated by the same distance which pair experiences the greatest gravitational attraction
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Acalorimeter is to be calibrated: 51.203 g of water at 55.2 degree c is added to a calorimeter containing 49.783 g of water at 23.5ļ°c. after stirring and waiting for the system to equilibrate, the final temperature reached is 37.6 degree c. specific heat capacity of water (s = 4.18 j/gādegree c). calculate the calorimeter constant. (smĪ“t)warm water = -[(smĪ“t)cold water + (calorimeterĪ“tcold water)]
Answers: 2
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Phosphorous can form an ion called phosphide, which has the formula p3ā. this ion can form an ion called phosphide, which has the formula p3ā. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons
Answers: 2
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