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Chemistry, 22.06.2019 11:00
Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.
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Analyze the reaction to determine whether the reaction is exothermic or endothermic. explain your reasoning.
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Moving force of air flows from areas of high pressure to areas of low pressure true or false
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Chemistry, 23.06.2019 12:50
How many energy levels contain electrons in an atom of zirconium (zr)?
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Which of the following models best demonstrates the law of conservation of mass??
(LOOK AT THE PICT...
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