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Liula [17]
3 years ago
15

In an experiment, 135.2 grams of a mystery metal is heated to 100.0*C. The metal is then dumped into a calorimeter with 59.0 gra

ms of water at 26.0*C. The temperature of the water in the calorimeter increases to 35.0*C after the metal is dumped into it. What is the specific heat capacity of the metal? Express your answer to 2 past the decimal. Do NOT include units
Chemistry
1 answer:
Rufina [12.5K]3 years ago
4 0
The answer wound be 23 units I think
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changing frost into water vapors.

Explanation:

8 0
4 years ago
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Which type of substance will have the highest boiling point? Select the correct answer below:
nalin [4]

Answer: Option (c) is the correct answer.

Explanation:

Polar molecules are defined as the molecules that chemically combine together and have partial opposite charges.

For example, H_{2}O is a polar molecule as due to the difference in electronegativity of hydrogen and oxygen atom there is partial positive charge on hydrogen atom and partial negative charge on oxygen atom.

On the other hand, molecules which are neutral in nature are known as non-polar molecules. A non-polar molecule is formed by equal sharing of electrons.

For example, CCl_{4} is a non-polar molecule.

As in a large polar molecule, there will be greater force of attraction between the oppositely charged ions due to large surface area. Hence, large amount of heat needs to given in order to break the bonds.

Therefore, we can conclude that a large polar molecule will have the highest boiling point.

5 0
3 years ago
Write balanced molecular, ionic, and net ionic equations for the reaction occurs when (a) a BaCl2 (Barium Chloride) is mixed wit
lubasha [3.4K]

A.) We write the molecular equation for the chemical reaction as:

BaCl2(aq)+Na2SO4(aq)→BaSO4(s)⏐+2NaCl(aq)

Alternatively, we could write the net ionic equation:

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B.)We write the molecular equation for the chemical reaction as:

Ba(OH)^2 + 2HBr → BaBr2 + 2H2O

The ionic equation can be written as;

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the net ionic equation can be written as;

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Alternatively, we could write the net ionic equation

OH^-(aq) + H^+(aq) → H2O(l) net ionic equation.

C.) We write the molecular equation for the chemical reaction as:

2 HNO2(aq) + Ba(OH)2(aq) 

→ Ba(NO2)2(aq) + 2 H2O(l)

Net ionic equation

HNO2(aq) + OH-(aq) → NO2-(aq) + H2O(l)

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2H^+ + 2OH → 2H2O

8 0
4 years ago
What is the net ionic equation for the precipitation reaction between BaCl2 and Na2SO4?
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BaCl2 + Na2SO4-----> 2NaCl + BaSO4(s)

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1 over 0n just look at it
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