Chemistry, 14.09.2021 14:00 Redbox6670
A student measured the maximum mass of salt that can dissolve in 100 mL of water at five different temperatures.
Which variable should go on the y-axis?
A) the volume of water
B) the temperature of water
C) the mass of water
D) the mass of salt
Answers: 2
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Based on the equation and the information in the table, what is the enthalpy of the reaction?
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What is the molarity of 60.0 grams of naoh dissolved in 750 milliliters of water? a) 1.1 m b) 2.0 m c) 12 m d) 75 m
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Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.
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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
Answers: 1
A student measured the maximum mass of salt that can dissolve in 100 mL of water at five different t...
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