3 years ago

What is the Electronegativity difference of F and CI

1 answer:

7 0

. There actually are simple... F have higher electronegativity (4.0) than Cl. Electronegativity refers to the ability of an atom to attract shared electrons in a covalent bond.

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How many molecules are in 3cacl2

Travka [436]

Answer:

The molar mass and molecular weight of 3CaCl2 is 332.952.

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2 years ago

What is not a typical step when performing scientific research

Gelneren [198K]

The six steps of the scientific are:

1. State the question

2. Conduct research

3. Create a hypothesis

4. Perform the experiment

5. Analyze the data

6. Conclusion

So D. would be the correct answer, even though communicating the results could possibly be a step if it's required.

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2 years ago

3. When substances cross cell membranes by simple diffusion, they

poizon [28]

Answer:B

Explanation:due to osmosis and osmoregulation of the cell membrane

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2 years ago

3. At 10.0°C and 2.00 atm, the volume of the gas is 75.0 mL. If the temperature of the gas increases to

alex41 [277]

Explanation:

$from \\ \frac{P _{1} V _{1} }{T _{1}} = \frac{P _{2} V _{2}}{T _{2}} \\ \frac{2 \times 75}{(10+273)} = \frac{V _{2} \times 1}{(35+273)} \\V _{2} = \frac{2 \times 75 \times (35+273)}{(10+273) \times 1} \\ V _{2} = 163 \: ml$

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2 years ago

3. How many moles of HCl are present in 3.70 L of a 2.33 M HCl solution?

Lubov Fominskaja [6]

Answer:

8.6 mol

Explanation:

number of moles = molar concentration x volume in litre

number of moles = 2.33 M x 3.70 L = 8.6 mol

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2 years ago