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Alchen [17]
2 years ago
11

The source of alpha particles in a smoke detector is the

Chemistry
1 answer:
pantera1 [17]2 years ago
5 0

The source of alpha particles in a smoke detector is the Americium.

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For the reaction represented by the equation Fe + H2O ® Fe2O3 + H2, how many moles of iron(III) oxide are produced from 285 g of
schepotkina [342]

Balanced equation: 2Fe + 3H2O → Fe2O3 +3H2

Convert g to mols:

285/55.845 = 5.1034 mols

Mole ratio of Iron and Iron (III) Oxide: 2:1

5.1034/2 = 2.5517 mols

8 0
2 years ago
How do I write 0.03438 m in scientific notation using 3 digits?
Law Incorporation [45]
3.44x10^2
you move the decimal over to get a single digit number with change. The number of times you move the decimal is the number for the 10 power
4 0
2 years ago
Cual es la finalidad de las citas en el texto argumentativo<br><br><br><br><br><br><br>​
Genrish500 [490]

Answer:

Dar crédito a la persona u organización cuyas ideas está usando (y evitar acusaciones de plagio). Mostrarle a su audiencia que su argumento es bueno porque consultó a expertos y también pensó en el tema usted mismo.

Explanation:

5 0
2 years ago
If the reactants contain one chlorine molecule, do you know how many chlorine atoms will be in the product? Include conversion o
max2010maxim [7]

Answer:

The number of Chlorine atoms in the product is 2.

Explanation:

The law of conservation of mass states that matter can neither be created nor destroyed in a chemical reaction.

The reactants contain one chlorine molecule(Cl_{2}) which has two chlorine atoms.

Then, according to law of conservation of matter, the product must contain two chlorine atoms.

4 0
3 years ago
How many atoms are in 2.00 moles of Cu?
kondor19780726 [428]

Answer:6.02×1023 atoms.

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