Chemistry, 18.01.2020 06:31 laniflower6
The concentration of calcium ion in a town’s supply of drinking water is 0.0020 m. (this water is referred to as hard water because it contains such a large concentration of ca21.) suppose the water is to be fluoridated by the addition of naf for the purpose of reducing tooth decay. what is the maximum concentration of fluoride ion that can be achieved in the water before precipitation of caf2 begins? will the water supply attain the level of fluoride ion recommended by the u. s. public health service, about 5 × 1025 m (1 mg fluorine per liter)?
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Chemistry, 21.06.2019 14:30
Someone, part 1: which compound does c represent? part 2: name a process that could release this compound into the air. part 3: explain how the elements that form it are conserved during the carbon cycle. use complete sentences to explain your answer. justify how this compound was created from a recycling of carbon in the carbon cycle. use complete sentences to explain your answer.
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Chemistry, 22.06.2019 14:30
Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o
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Chemistry, 23.06.2019 06:40
How many joules of heat are required to raise thetemperature of 750 g of water from 11.0 °c to 19.0 °c?
Answers: 1
The concentration of calcium ion in a town’s supply of drinking water is 0.0020 m. (this water is re...
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