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Lina20 [59]
3 years ago
6

Alpha particles are helium nuclei. electromagnetic waves. electrons. neutrons.

Chemistry
1 answer:
Firdavs [7]3 years ago
4 0
Alpha particles are helium nucleus ! so answer is A !

it is made by ionization of helium, when both the electrons are out , then two unit of positive charge is one helium and thus called alpha particle !
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Sodium hydroxide (NaOH) and hydrochloric acid (HCl) react to form sodium chloride (NaCl) and water according to the equation:
Phantasy [73]
<span>NaOH + HCl → NaCl + H2O
1 mol                             1 mol
</span>2.75 × 10⁻⁴ mol              2.75 × 10⁻⁴ mol

M(H2O) = 2*1.0 +16.0 = 18.0 g/mol

2.75 × 10⁻⁴ mol H2O * 18.0 g H2O/1 mol H2O = 4.95*10⁻³ g H2O
3 0
3 years ago
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. Which laboratory equipment would most likely be used for testing a substance for the presence of monosaccharides? *
marishachu [46]

Answer:

Benedict's reagent is the indicator we use to detect monosaccharides. When monosaccharides are mixed with Benedict's and heated, a color ange occurs.

Hope this helps!! :)

3 0
3 years ago
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Marysya12 [62]
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5 0
3 years ago
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vichka [17]

Answer:

ok :)

Explanation: genetically modified organisms (GMOs) are being made by inserting a gene from an external source such as viruses, bacteria, animals or plants (etc) into foods. Genetically modified foods seem to be not as healthy as unmodified foods, according to research. also many people are against it due to the fact that some people go overboard and add too many genetically modified organisms, which causes health risks and unfortunately harms people. sometimes genetically modified food contains toxins and antibiotics. srry i couldnt find much on the process but this is based off my background knowledge so yeah

8 0
2 years ago
How many molecules Of H20 are<br> equivalent to 97.2 g H20?<br> (H = 1.008 g/mol, O = 16.00 g/mol)
AleksandrR [38]

Answer:

m(H₂O) = 97,2 g.n(H₂O) = m(H₂O) ÷ M(H₂O).n(H₂O) = 97,2 g ÷ 18

Explanation:

8 0
2 years ago
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