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san4es73 [151]
4 years ago
7

Someone plz help me out ASAP

Chemistry
2 answers:
Travka [436]4 years ago
6 0

Answer:

Fluorine has 9 protons and 9 electrons

Iodine has 53 protons and 53 electrons

Explanation:

Volgvan4 years ago
6 0
Fluorine has 9 protons and 9 electrons
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As a consumer what kind of economic problems do we face?​
alina1380 [7]

Answer:

Benefits. Businesses use consumer spending data in their supply and demand economic calculations. Supply and demand helps businesses produce goods or services at the most favorable consumer price points. ... Consumer spending helps companies determine which products have the most value in the economic marketplace.

Explanation:

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4 0
4 years ago
What do all of the molecules in the table have in common?
dangina [55]
They all have a certain amount of protons electrons and neutrons.
3 0
3 years ago
What is the overall cell potential for this redox reaction? Cd + Hg22+ → Cd2+ + 2Hg Given: Cd2+ + 2e− → Cd(s) = –0.40 and Hg22+
Hoochie [10]

Answer:  1.19 V

Explanation:

Standard potential for an electrochemical cell is given by:

E^0{cell} = standard electrode potential =E^0{cathode}-E^0{anode}

The E^0 values have to be reduction potentials.  

Given:

E^o_{Cd^{2+}/Cd}=-0.40V

E^o_{Hg_2^{2+}/Hg}=0.79V

Cd+Hg_2^{2+}\rightarrow Cd^{2+}+2Hg

Cadmium is losing electrons , undergo oxidation and thus act as anode. mercury is gaining electrons, undergo reduction and thus acts as cathode.

E^0{cell} = standard electrode potential =E^0{cathode}-E^0{anode}=0.79-(-0.40)=1.19V

Thus the standard potential for an electrochemical cell with the cell reaction is 1.19 V.

4 0
3 years ago
Read 2 more answers
A reaction that produces great heat for welding and incendiary bombs
Anna11 [10]

Answer:

7.19 g of Fe2O3 will produce 0.092 mole of iron

Explanation:

One mole of Fe2O3 reacts with 2 mole of Aluminum to produce one mole of Al2O3 and 2 mole of iron.

Mass of one mole of Fe2O3 = 159.69 g/mol

Thus, 159.69 g/mol of Fe2O3 produces two mole of Fe

7.19 g of Fe2O3 will produce

\frac{2}{156.9} * 7.19\\= 0.092moles of iron

6 0
4 years ago
One of the scientists interviewed for the article said, "Almost certainly this
xxTIMURxx [149]

Answer:

The scientist is referring to the unusually slow growth rate of carbon dioxide occurring recently. As that slow growth rate ends, the rate of increase of carbon dioxide in the atmosphere should go up soon.

Explanation:This is the exact answer so switch it up.

4 0
3 years ago
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