Chemistry, 23.08.2021 18:40 baileyflemingde
A 75.0 g piece of iron metal at 98°C is placed in 200.0 g of water originally at 22.5°C. Calculate the
final temperature of the iron and water, after they reach thermal equilibrium. The specific heat, Cp, of
iron is 0.45 J/(g•°C) and that for water is 4.18 J/(g•°C).
Answers: 3
Chemistry, 21.06.2019 15:30
Zinc + lead(ii) nitrate yield zinc nitrate + leadwhat's the chemical equation for this?
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Write the complete balanced equation for the reaction between lead (iv) oxide (pbo2) and water (h2o).
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What woukd most likely be the transmittance at a 0.70 m solution of solute a? a) 7.6%b) 1.1%c)4.0%d)4.6%
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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.
Answers: 3
A 75.0 g piece of iron metal at 98°C is placed in 200.0 g of water originally at 22.5°C. Calculate t...
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