Chemistry, 02.10.2019 20:00 starl0rd211
The greater vancouver regional district (gvrd) chlorinates the water supply of the region at the rate of 1 ppm, that is, 1 kilogram of chlorine per million kilograms of water. the chlorine is introduced in the form of sodium hypochlorite, which is 47.62% chlorine. the population of the gvrd is 1.8 million persons. if each person uses 750 l of water per day, how many kilograms of sodium hypochlorite must be added to the water supply each week to produce the required chlorine level of 1 ppm?
Answers: 3
Chemistry, 21.06.2019 19:00
Asmall amount of a solid is added to water. the observation made after fifteen minutes is shown in the figure. which of these solids has been probably added to water? a) oil b) sand c) sugar d) wood chips
Answers: 1
Chemistry, 21.06.2019 22:30
How much heat is released upon converting one mole of steam (18.0 g) from 100.0 ∘c to water at 25.0 ∘c? show work and constants, trying to figure out how it works. only given the heat capacity for steam and water so try to only use that
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1) this is the structure in the cell nucleus that houses a cell's genetic information
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Chemistry, 22.06.2019 01:30
When an object falls through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance? (one word answer)
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The greater vancouver regional district (gvrd) chlorinates the water supply of the region at the rat...
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