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lys-0071 [83]
3 years ago
5

Is light and sound matter? why or why not?

Chemistry
1 answer:
Kipish [7]3 years ago
3 0
Light and sound aren't matter because Photons have no mass.
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A nucleus of uranium 235 decays. Its decay produces a nucleus of an unknown element (x), a nucleus of helium 4 and energy. What
torisob [31]

Answer: Alpha

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Alpha particle form of decay produces a nucleus similar to the element helium. During Alpha decay an atom spits out two protons and two neutrons from its nucleus.

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What is the arrangement of atoms within a molecule called?
Anna007 [38]
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Solid aluminum reacts with solid lodine to.<br> produce solid aluminum iodide.
Step2247 [10]

Answer:

After the arrow, usually the right. Balance NO+O2--->NO2. 2NO+O2--->2NO2 ... What is the symbol for "solid"? (s). 3Mg3 (PO4)2.

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6 0
3 years ago
Glycerol has a density of 1.20 g/ml. how many ml are in 75 g of glycerol
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3 0
3 years ago
In the single displacement reaction of HCl and magnesium, how many grams of magnesium chloride would be produced if 1.05g of mag
iren [92.7K]

Answer:

4.16g of MgCl2

Explanation:

First, let us generate a balanced equation for the reaction:

Mg + 2HCl —> MgCl2 + H2

Molar Mass of Mg = 24g/mol

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From the equation,

24g of Mg produced 95g of MgCl2.

Therefore, 1.05g of Mg will produce = (1.05x95)/24 = 4.16g of MgCl2

5 0
3 years ago
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