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77julia77 [94]
3 years ago
14

Write the nuclear decay equation for the alpha particle decay of Pu-243

Chemistry
1 answer:
Mkey [24]3 years ago
7 0

Answer:

Explanation:

The reaction can be represented by this nuclear equation: 23892U → 23490Th + 42He + Energy.

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1s2 3s2 3p6 3s2 3p6 3d6 4s2 what is element ​
Orlov [11]

Answer:

IRON

Explanation:

I written down the work (I don't know how to paste photos) but i believ the answer is iron

5 0
3 years ago
How many moles of HCl can be produced from 0.226 g of SOCl2? SOCl2 + H2O ----> SO2 + 2HCl
jeka94

Answer:

3.80*10⁻³ moles of HCl can be produced from 0.226 g of SOCl₂

Explanation:

The balanced reaction is:

SOCl₂ + H₂O ----> SO₂ + 2 HCl

By stoichiometry of the reaction they react and produce:

  • SOCl₂: 1 mole
  • H₂O: 1 mole
  • SO₂: 1 mole
  • HCl: 2 mole

Being:

  • S: 32 g/mole
  • O: 16 g/mole
  • Cl: 35.45 g/mole
  • H: 1 g/mole

the molar mass of the compounds participating in the reaction is:

  • SOCl₂: 32 g/mole + 16 g/mole + 2*35.45 g/mole= 118.9 g/mole
  • H₂O: 2*1 g/mole + 16 g/mole= 18 g/mole
  • SO₂: 32 g/mole + 2*16 g/mole= 64 g/mole
  • HCl: 1 g/mole + 35.45 g/mole= 36.45 g/mole

Then, by stoichiometry of the reaction, the following amounts of mass react and are produced:

  • SOCl₂: 1 mole* 118.9 g/mole= 118.9 g
  • H₂O: 1 mole* 18 g/mole= 18 g
  • SO₂: 1 mole* 64 g/mole= 64 g
  • HCl: 2 mole* 36.45 g/mole= 72.9 g

Then the following rule of three can be applied: if by stoichiometry of the reaction 118.9 grams of SOCl₂ produce 2 moles of HCl, 0.226 grams of SOCl₂ how many moles of HCl do they produce?

moles of HCl=\frac{0.226 grams of SOCl_{2}*2 mole of HCl }{118.9 grams of SOCl_{2} }

moles of HCl= 3.80*10⁻³

<u><em>3.80*10⁻³ moles of HCl can be produced from 0.226 g of SOCl₂</em></u>

7 0
4 years ago
A compound is formed by the reaction between Magnesium and
rjkz [21]

Answer:

Magnesium phosphate(Mg2P

Explanation:

8 0
3 years ago
Which chemical equations show an oxidation-reduction reaction? O2 + 2H2 → 2H2O MgSO4 + CaCl2 → MgCl2 + CaSO4 2Al + 6HI → 2AlI3 +
wolverine [178]

Answer:- O_2+2H_2\rightarrow 2H_2O and 2Al+6HI\rightarrow 2All_3+3H_2

Explanations:- In the first equation, the oxidation number of O is decreasing from 0 to -2 where as the oxidation number of H is increasing from 0 to +1. As the oxidation number is increasing for one element(H) and decreasing for other element(O), it is an oxidation-reduction reaction.

Second reaction is a double displacement reaction so there is no change to the oxidation numbers of the elements and hence it is not oxidation-reduction reaction.

In third reaction, the oxidation number of Al is increasing from 0 to +3 and the oxidation number of H is decreasing from +1 to 0. Here again there is an increase and decrease to the oxidation numbers of two elements, it is oxidation-reduction reaction.

fourth and fifth reactions are again double displacement reactions and so there is no change to oxidation numbers for any of the elements and they are not the oxidation-reduction reactions.

So, the only correct equations are O_2+2H_2\rightarrow 2H_2O and 2Al+6HI\rightarrow 2All_3+3H_2 .

6 0
3 years ago
What is the name of the compound that occurs when Lead (IV) and Phosphate combine?
Fofino [41]

Answer:

Explanation:

First of all the chemical formula Pb(IV)_{3} (PO_4)_4

The chemical is named Lead(IV)Phosphate.

7 0
3 years ago
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