Chemistry, 22.04.2021 16:10 giavanleer14
PLEASE HELP An unknown substance with a mass of 5 grams releases 16.1 joules of energy when undergoing a temperature decrease of 7 degrees Celsius. What is the specific heat of that substance and what substance is it?
Answers: 1
Chemistry, 22.06.2019 06:00
How many atoms of mg are present in 97.22 grams of mg? 6.022 × 1023 2.408 × 1024 4.818 × 1024 5.855 × 1025
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Chemistry, 22.06.2019 10:30
Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.
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Chemistry, 22.06.2019 14:20
Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull
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Chemistry, 22.06.2019 16:30
Correct relationship between molecular formula and empirical formula
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PLEASE HELP
An unknown substance with a mass of 5 grams releases 16.1 joules of energy when underg...
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