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Leya [2.2K]
3 years ago
15

Elle wanted to test how temperature affects the rate of evaporation. She had three setups:

Chemistry
1 answer:
Pie3 years ago
5 0

Answer:

Temperature

Explanation:

Here the factor that Elle is controlling is the temperature. So temperature here is the independent variable and the dependent variable is the rate of evaporation of water.  Independent variable is controlled during the experiment setup and the outcome of the dependent variable depends on the independent variable.

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if you have a bf and he has a crush on another girl and that girl likes him to. is he cheating on you
olya-2409 [2.1K]

Answer:

techinically no. unless he does something with her. or kisses her. but i would break up with him if he doesn't like you/not interested. i am so sorry this is happening to you

Explanation:

3 0
2 years ago
Read 2 more answers
Which the following countries founded their first permanent settlement in North America: England, the Netherlands,France,and Spa
butalik [34]
England with the Jamestown colony
8 0
3 years ago
Identify the Lewis acid and Lewis base from among the reactants in each of the following equations.
Alex

Answer:

Part A

Ag+ is the Lewis acid and NH3 is the Lewis base.

Part B

AlBr3 is the Lewis acid and NH3 is the Lewis base.

Part C

AlCl3 is the Lewis acid and Cl− is the Lewis base.

Explanation:

A Lewis acid is any specie that accepts a lone pair of electrons. Ag^+, AlBr3 and AlCl3 all accepted lone pairs of electrons according to the three chemical reaction equations shown. Hence, they are Lewis acids.

A Lewis base donates a lone pair of electrons. They include neutral molecules having lone pair of electrons such as NH3 or negative ions such as Cl- .

3 0
2 years ago
2. As NH4OH is added to an HCl solution, the pH of the solution
chubhunter [2.5K]

Answer:

c

Explanation:

Nh4OH + HCL ---> NH4Cl + H3O

so ph decreases as H3O increases

and OH also decreases

5 0
2 years ago
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Of the elements: b, c, f, li, and na. the element with the smallest ionization energy is
love history [14]
B-  8.2980
C-  11.2603
F-  17.4228
Li-  5.3917
Na- 5.1391

I would say your answer is Na.
8 0
3 years ago
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