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Vladimir [108]
3 years ago
14

The formula for table salt is NaCl. Is table salt ionic or covalent? Explain

Chemistry
1 answer:
elena55 [62]3 years ago
3 0

Answer:Sodium chloride also known as table salt, is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions. It is commonly used as a condiment and food preservative. Salt can be created by adding two very reactive elements together: sodium (Na(s) metal and chlorine (Cl2(g) gas.

Explanation:

You might be interested in
In 2005, scientists use cells from a dog named Tai to produce a new puppy with DNA identical to Tai’s. What genetic technology w
vladimir2022 [97]

Answer:

cloning

Explanation:

Clonning is when a copy or clone of an animals genetics or genes are copied and made again like what happened to tai.

8 0
3 years ago
Read 2 more answers
How does the presence of a nucleus provide a method of basic cell classification?
Zanzabum

Answer:

Sample Respond: The nucleus maintains the integrity of genes and controls the activities of the cell by regulating gene expression—the nucleus is, therefore, the control center of the cell.

good luck

Explanation:

I got 100 mark as brainiest

7 0
3 years ago
_Cuo +H, → _Cu + _H,0
Elena-2011 [213]
<h3>Answer:</h3>

CuO(s) + H₂(g) →  Cu(s) + H₂O(l)

<h3>Explanation:</h3>
  • Assuming the reaction is the reduction of CuO by H₂
  • Then the balanced equation for the reaction is;

CuO(s) + H₂(g) →  Cu(s) + H₂O(l)

  • The equation shows the reducing property of hydrogen gas, such that hydrogen reduces metal oxides such as copper(ii)oxide to the respective metals.
  • The law of conservation requires chemical equations to be balanced so as the mass of reactants will be equal to that of products.
  • In this case; there is 1 copper atom, 1 oxygen atom and 2 hydrogen atoms on both side of the equation and thus the equation is balanced.

3 0
3 years ago
A sample of nitrogen gas had a volume of 500. mL, a pressure in its closed container of 740 torr, and a temperature of 25 °C. Wh
Nat2105 [25]

Answer:

527.68 mL

Explanation:

We will assume that nitrogen is behaving as ideal gas here.

For ideal gas the gas law is:

\frac{P_{1}V_{1}}{T_{1}}=\frac{P_{2}V_{2}}{T_{2}}

Where

P1= initial pressure = 740 torr

V1= initial volume = 500mL

T1= initial temperature = 25⁰C = 298 K

P2= final pressure = 760 torr

V2= final volume = ?

T2= final temperature = 50⁰C = 323 K

Putting values in the gas law

Final volume = \frac{740X500X323}{298X760}= 527.68 mL

5 0
3 years ago
Gases generally have Group of answer choices low density closely packed particles no decrease in volume when pressure is increas
dsp73

Answer:

Low density

Explanation:

The answer to this question is low density as Gases in general have low densities as their particles are very far apart. Their inter-molecular spaces are actually large. And The number of molecules per unit volume in a gas are small when we put them in comparisons with solids and liquids. That is why they have low densities.

I hope this answers your question.

4 0
3 years ago
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