Chemistry, 07.07.2020 14:01 jaychavez1926
determine the percent change in optimum recommended fluoride concentration for water system with annual average maximum daily temperatures of 10.0 to 12.0 celsius the percent change is given by
Answers: 2
Chemistry, 22.06.2019 02:00
In which of these cases are the two wave points considered to be in phase with each other?
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Chemistry, 22.06.2019 16:00
The chemical equation below shows the reaction of sodium (na) and chlorine (cl) to form sodium chloride (nacl). 2na + cl2 → 2nacl in this equation, which of the following is a reactant? i. sodium ii. chlorine iii. sodium chloride
Answers: 1
Chemistry, 22.06.2019 17:50
Cryolite, na3alf6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. start this question by first balance the chemical equation.1.) balance the equation: - alo3(s)+naoh(l)+hf(> na3alf6+h2o(g). 2.) if 17.5 kilograms of al2o3(s), 51.4 kilograms of naoh(l), and 51.4 kilograms of hf(g) react completely, how many kilograms of cryolite will be produced? 3.)which reactants will be in excess, (al2o3, naoh, or hf) 4.)what is the total mass of the excess reactants left over after the reaction is complete in kg?
Answers: 2
Chemistry, 22.06.2019 18:00
How does climate change cause the ocean's thermohaline current to slow down?
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determine the percent change in optimum recommended fluoride concentration for water system with ann...
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