Chemistry, 19.11.2019 06:31 jonathanvega424
Classify each of these statements as always true, at, sometimes true, st, or never true, nt. 1. a mole of a pure substance contains 6.02 x 1023 atoms. 2. the representative particle of a compound is a molecule. 3. a mole of ccl4 is composed of one atom of carbon and 4 atoms of chlorine. 4. one mole of gas occupies 22.4 l 5. the formula of methane is ch4. if methane contains 75% carbon, then 100 grams of methane contains 25 grams of carbon. 6. the formula for methane ch4 is both an empirical and molecular formula. 7. the empirical formula of c6h12o6 is c2h4o2.
Answers: 3
Chemistry, 22.06.2019 16:00, matt16913
Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules
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Chemistry, 23.06.2019 02:00, matthewsorrow02
What is the mass of 0.750 mole of aluminum oxide, al2o3?
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Chemistry, 23.06.2019 12:50, jasonoliva13
How many energy levels contain electrons in an atom of zirconium (zr)?
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Classify each of these statements as always true, at, sometimes true, st, or never true, nt. 1. a m...
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