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frutty [35]
3 years ago
15

What atom has the largest atomic radius barium calcium magnesium radium

Chemistry
1 answer:
iogann1982 [59]3 years ago
6 0

Answer:

Radium

Explanation:

It has the highest atomic number so it would have more shells, making it larger than the others.

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Is the answer B? Help
Masja [62]

Answer:

A

Explanation:

Hmm, so we have the following in the diagram

Pt(s)

Cl2(g)

Ag(s)

NaCl(aq)

AgNO3(aq)

Pt 2+, 4+, 6+  Though it states Pt is inert

Cl 2-

Ag 1+

Na 1+

NO3-

Anode definition: the positively charged electrode by which the electrons leave an electrical device.

Electrode definition: a conductor through which electricity enters or leaves an object, substance, or region.

Cations attracted to cathode pick up electrons

Anions attracted to anode release electrodes+

Reduction at Cathode (red cat gain of e)

Oxidation at Anode (ox anode loss of e)

So from the diagram we can see that the charge is being generated through the 2 metal plates.

So the answer is A, the anode material is Pt and the half reaction is 2Cl- = Cl2 + 2e-

7 0
3 years ago
Describe the pattern of synthesis (combination) and decomposition reactions.
jonny [76]

Answer:

Explanation:

Synthesis is the combining of two elements or atoms into a compound/mixture. Decomposition is the breaking down of a compound/mixture into individual atoms or elements. In conclusion, on is the building up of a compund/mixture and one is breaking down.

6 0
3 years ago
A sample carbon-12 has a mass of 6 grams how many atoms are in carbon-12
weqwewe [10]

Answer:

<em>Hello, Your answer will be A, or 3.01 × 10^23</em>

<em>Hope That Helps!</em>

4 0
3 years ago
PLEASE HELP !<br><br> Convert 0.429 mol AlCl3 to grams
natali 33 [55]

Answer:

asdd

Explanation:

adsade4223

6 0
3 years ago
Consider the reaction below. 4Al + 3O2 How many moles of oxygen are produced when 26.5 mol of aluminum oxide are decomposed? 17.
Whitepunk [10]
The thing you are looking for is 53.0mol
6 0
3 years ago
Read 2 more answers
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