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irina1246 [14]
3 years ago
7

What atom has the largest atomic radius

Chemistry
2 answers:
lesya692 [45]3 years ago
5 0

Answer:

Caesium

down the group atomic radius increases and along period wise atomic radius decreases

Viktor [21]3 years ago
3 0

Answer:

Francium.

Explanation:

Atomic radii vary in a predictable way across the periodic table. As can be see. in the figures below the atomic radius increases from top to bottom

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What is rate in chemistry
strojnjashka [21]

Answer:

<em>the speed at which a chemical reaction proceeds.</em>

8 0
3 years ago
There are 6.022 x 10^23 atoms of Hg in 1 mole of Hg. The number of atoms in 4.5 moles of Hg can be found by multiplying 4.5 by 6
serious [3.7K]

Answer:

D. 27.099 x 10²³.

Explanation:

  • It is known that every 1.0 mole of an atom contains Avogadro's no. (6.022 x 10²³) atoms.

<em>So, 4.5 mol of Hg will contain:</em>

(4.5 mol)(6.022 x 10²³) = 27.099 x 10²³ atoms.

<em>So, the right choice is: D. 27.099 x 10²³.</em>

4 0
4 years ago
Read 2 more answers
One mole of copper has a mass of 63.5 grams. Approximately how many atoms of copper are present in one mole of copper?
quester [9]

Answer: 6*10^23 atoms

7 0
3 years ago
I need help on this, It’s due today. Please, anybody
Sholpan [36]

Answer:

1 = 252g, 2 = 2mL, 3 = 1.5mL, 4 = 3g, 5 = 225g, 6 = 0.92g/mL, 7 = 0.75g/mL, 8 = 0.71g/mL, 9 = 1.9mL, 10= 1.11mL, 11 = 76.9g

Explanation:

This problem is testing how well you can move around the equation D = m/v where D = Density (g/mL), m= mass of sample (g), v = volume of sample (mL).

4 0
3 years ago
HELP ASAP!! 15 PTS!! Match each of the unknown ions to its appropriate description.
jok3333 [9.3K]

Answer:

1 and a

2 and b

3 and c

4 and d

Explanation:

+ = gained

- = lost

when there is a two it has two electrons

I also had a high school friend check my accuracy

HOPE THIS HELPS!!!! :)

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8 0
4 years ago
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