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Sever21 [200]
3 years ago
11

What numbers are shown in the symbol for a radioactive nuclide

Chemistry
2 answers:
Bingel [31]3 years ago
6 0
The atomic # and the mass #. 
Iteru [2.4K]3 years ago
5 0

Answer:

The mass and atomic number

Explanation:

There are two numbers that are written in front of the symbol. The mass number (written above) and the atomic number (written below). In mass number is equal to the sum of protons and neutrons, the atomic number is equal to the number of protons in the nucleus. The unstable nuclei are due to excess of protons or neutrons. Radioactive atoms tend to emit them intermittently and randomly.

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Phase 3 is the integration phrase
7 0
4 years ago
7. Ionic bonds are at one end of the bond spectrum. What kinds of bonds are at the other end?
blondinia [14]

Answer:

non-polar covalent bonds

this is when the electronegativity difference between the two non-metal atoms is very little to cause a partial charge (delta positive and delta negative; δ+ and δ-) on the atoms

4 0
2 years ago
How many grams of H20 will be produced by 18g H2
AURORKA [14]

Answer:

160.86 g to the nearest hundredth.

Explanation:

H2 + O  ---> H2O

2.016 g H2 produces 18.016 g H2O

1g      ..    ..   ..   ..   ..    18.016 / 2.016 g H2O

18g   ..   ..   ..  ..  .. . .     (18.016 * 18) / 2.016 g H2O.

= 160.86 g.

8 0
3 years ago
Identify the limiting and excess reactants when 1.00 g of zinc reacts with 150 mL of 0.250M Pb(NO3)2. How many grams of lead are
Marysya12 [62]
The reaction equation is:
Zn + Pb(NO₃)₂ → Pb + Zn(NO₃)₂

The moles of lead are calculated using:
moles = concentration x volume
moles = 0.25 x 0.15
moles = 0.0375

The moles of zinc are: 1 / 65 = 0.015

We see from the equation that equimolar quantities of zinc and lead should be present. Therefore, lead is in excess and zinc is the limiting reactant.
5 0
4 years ago
What is the product of 392 and 0.13592 with the correct sisignificant digits and proper scientific notation
WITCHER [35]

the correct answer is-

 5.33*10

4 0
3 years ago
Read 2 more answers
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