When 47.2 J of heat is added to 13.4 g of a liquid, its
temperature rises by 1.74 °C.
What is...
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Chemistry, 21.06.2019 21:30
Which substances have the lowest melting points: ionic covalent, or metallic
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Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon
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Chemistry, 22.06.2019 10:30
Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2
Answers: 1
Chemistry, 22.06.2019 21:00
How many neutrons does an element have if its atomic number is 50 and its mass number is 166
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