Chemistry

Chemistry, 15.11.2019 01:31, kgflol5692

Which substance will release the greatest amount of heat when 1.00 mol is frozen?

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Chemistry, 01.07.2019 19:30, MaKynsi

Which substance will require more energy to heat if all the samples have the same mass? a chart with two columns and nine rows. the first column's header is substance. the second column's header is specific heat j divided by (g times degrees celsius) first row: substance—lead; specific heat—0.129. second row: substance—tin; specific heat—0.21. third row: substance—silver; specific heat—0.235. fourth row: substance—iron; specific heat—0.449. fifth row: substance—calcium; specific heat—0.647. sixth row: substance—granite; specific heat—0.803. seventh row: substance—aluminum; specific heat—0.897. eighth row: substance—magnesium; specific heat—1.023. lead magnesium iron aluminum

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Chemistry, 15.07.2019 20:50, avahrider1

Tanya was measuring the ability of different substances to dissolve in water. she mixed in each test tube the same amount of water and substance. she then measured the level of undissolved solute at the bottom of the test tube once it settled. her results are in the chart. which best describes through solutions? a)substance w has the greatest solubility. b)substance x has the greatest solubility. c)substance y has the greatest solubility. d)substance z has the greatest solubility.

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Physics, 16.07.2019 13:30, jjxt126

In the formulas for latent heat of fusion and latent heat of vaporization, what does q represent? the amount of heat released or absorbed by a substance the mass of a substance the amount of a substance that changes state the temperature of a substance

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Physics, 14.11.2019 22:31, angelinadhar

The latent heat of fusion for water is 33.5 × 10⁴ j/kg, while the latent heat of vaporization is 22.6 × 10⁵ j/kg. what mass m of water at 0 °c must be frozen in order to release the amount of heat that 2.48 kg of steam at 100 °c releases when it condenses?

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