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OLEGan [10]
3 years ago
7

How many lone pairs are on the central atom of BrF3?

Chemistry
1 answer:
allochka39001 [22]3 years ago
8 0

Answer:

BrF3 has 2 lone pairs (4 unshared electrons)

Explanation:

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True or False: The atomic number is the number of neutrons in an element?
klio [65]

Answer:

true

Explanation:

5 0
3 years ago
If a gas had a volume of 6.7 L and started at STP, what would the new pressure be
Phantasy [73]

The new pressure would be = 4.46 atm

<h3>Further explanation</h3>

Given

V₁=6.7 L(at STP, 1 atm 273 K)

V₂=1.5 L

Required

The new pressure

Solution

Boyle's Law  

At a constant temperature, the gas volume is inversely proportional to the pressure applied  

\rm p_1V_1=p_2.V_2\\\\\dfrac{p_1}{p_2}=\dfrac{V_2}{V_1}

P₂ = (P₁V₁)/V₂

P₂ = (1 atm x 6.7 L)/1.5 L

P₂ = 4.46 atm

5 0
2 years ago
Scientists frequently use all of the following to support the theory that organisms change over time except.
Pie

Answer:

4

Explanation:

8 0
3 years ago
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The Arrhenius theory explains how the concentration of H
koban [17]

Answer:true

Explanation:

7 0
2 years ago
Arrange the liquids pentane (CH3CH2CH2CH2CH3), pentanol (CH3CH2CH2CH2CH2OH), and pentanal (CH3CH2CH2CH2CHO) in order of decreasi
lbvjy [14]

Answer:

Explanation:

These properties are governed by intermolecular forces. The most important part here is the oxygen interaction with the surroundings. For temperature the decreasing order is pentanol, pentanal and pentane. For viscocity: pentanol, pentanal and pentane. For surface tension: pentanol, pentanal and pentane.

This order, as said before, is due to the interaction of oxygen with the surroundings, within the intermolecular forces we can find van der waals forces and hydrogen bonds, it is also know that H-bonds are stronger than van der waals forces so then that is why we have this type of interactions.

5 0
3 years ago
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