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Olenka [21]
3 years ago
11

What are weather balloons? (3 points)

Chemistry
2 answers:
yKpoI14uk [10]3 years ago
5 0
The answer is c, they measure the conditions of the atmosphere to gather weather information
WARRIOR [948]3 years ago
4 0
C! objects that carry instruments into the stratosphere to measure atmospheric conditions
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How many valance electrons does group #11 have?
galina1969 [7]

It would have 11 valance electrons.

Example/Explanation:

Say we are talking about groups 10. Group 10 would have 10 valance electrons because of the atom's electronic arrangement in the periodic table.

6 0
3 years ago
Of the molecules below, only ________ is polar.a. SiCl4 b. CH4 c. CCl4 d. SeF4
ludmilkaskok [199]

Answer:

SeF4 is a polar molecule

Explanation:

SeF4 is a polar molecule because a polar molecule is any molecule that have lone pairs of electrons in the central atom or have atoms that are electronegative and the electrons between that are covalently bonded are not evenly distributed.

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6 0
3 years ago
The key enzyme in the regulation of the citric acid cycle is:.
bixtya [17]

The key enzyme in the regulation of the citric acid cycle is citrate synthase. It functions in the mitochondria.

<h3>Citrate synthase and cellular respiration </h3>

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Citrate synthase is an enzyme found in the mitochondrial matrix, which is involved in the citric acid cycle.

Learn more about cellular respiration here:

brainly.com/question/2809259

3 0
3 years ago
When atoms gain electrons, they can become larger, because the addition of an electron increases electrostatic repulsion.
astra-53 [7]

Answer:True

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hit the crown for me pls :)

Have a great day

6 0
2 years ago
What is the percent of H in NH3
ale4655 [162]

\frac{h3}{nh3}

\frac{1.008 \times 3}{(14.01) + (1.008 \times 3)}  \times 100\% =
ok, now press calculator. i dont have it now.
6 0
3 years ago
Read 2 more answers
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