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Anuta_ua [19.1K]
3 years ago
9

10. Which statement best describes evidence that a chemical reaction occurs as a cake bakes?

Chemistry
2 answers:
BigorU [14]3 years ago
7 0
B the cake rises as gas bubbles from in the baking cake
nydimaria [60]3 years ago
5 0

Answer:

B.The cake rises as gas bubbles form in the baking cake preferably carbon dioxide

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In an ionic bond, nonmetals are most likely to
kompoz [17]
Non metals gain electrons from the metals to have an octet structure.
8 0
3 years ago
Read 2 more answers
The volume of a fixed amount of gas is doubled, and the absolute temperature is doubled. According to the ideal gas law, how has
neonofarm [45]

Answer:

Option A. It has stayed the same.

Explanation:

To answer the question given above, we assumed:

Initial volume (V₁) = V

Initial temperature (T₁) = T

Initial pressure (P₁) = P

From the question given above, the following data were:

Final volume (V₂) = 2V

Final temperature (T₂) = 2T

Final pressure (P₂) =?

The final pressure of the gas can be obtained as follow:

P₁V₁/T₁ = P₂V₂/T₂

PV/T = P₂ × 2V / 2T

Cross multiply

P₂ × 2V × T = PV × 2T

Divide both side by 2V × T

P₂ = PV × 2T / 2V × T

P₂ = P

Thus, the final pressure is the same as the initial pressure.

Option A gives the correct answer to the question.

3 0
3 years ago
In this activity, you will be observing a reaction where copper and silver nitrate react to form copper (II) nitrate and silver.
aalyn [17]

Answer:

Copper(II) nitrate and silver

Explanation:

2AgNO₃(aq )  +  Cu  (s) -->  Cu(NO₃)₂(aq ) +  2Ag(s)

This can be called a redox reaction because silver nitrate is reduced and copper is oxidized.  This can also be called a single replacement reaction because copper replaces silver in the substance silver nitrate.

4 0
3 years ago
2. One of the following is not a property of a mixture
Goryan [66]

Answer:

d. can be separated into components

it's the answer and i hope it helps you

7 0
3 years ago
What Li(s) + O2(g) -> Li2O(s) balanced is
Ivahew [28]

Answer:

<h2>4 1 2</h2>

Explanation:

4 Li(s) + 1 O2(g) -> 2 Li2O(s)

3 0
3 years ago
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