Chemistry, 19.08.2020 21:01 rubianny03
What is the pH of a solution with the concentration of 5.2 x 10-8 M H3O+?
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Calculate - analysis of compound composed of iron and oxygen yields 174.86 of fe and 75.14g of o. what is the empirical formula for this compound?
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Which of the following electromagnetic waves can create ions?
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Chemistry, 22.06.2019 09:40
Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?
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Chemistry, 22.06.2019 18:00
An object displaces 652 ml of water. the volume of the object is: 0.652 cm³ 6.52 cm³ 65.2 cm³ 652 cm³
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What is the pH of a solution with the concentration of 5.2 x 10-8 M H3O+?...
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