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andreyandreev [35.5K]
3 years ago
7

Which element could provide one atom to make an ionic bond with fluorine

Chemistry
1 answer:
Drupady [299]3 years ago
8 0
Lithium i believe is the answer
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Given that the Ksp value for Ca3(PO4)2 is 8.6×10−19, if the concentration of Ca2+ in solution is 4.9×10−5 M, the concentration o
nasty-shy [4]

Answer:

.0027 M

Explanation:

We must calculate the threshold concentration of PO3−4 using Ksp and the given concentration of Ca2+:

Ca3(PO4)2(s)⇌3Ca2+(aq)+2PO3−4(aq)

Ksp=8.6×10−19=[Ca2+]3[PO3−4]2=(4.9×10−5M)3[PO3−4]2

[PO3−4]=0.0027 M

5 0
3 years ago
Which, if any, of the following is named incorrectly? *
nydimaria [60]

Answer:

I think it is either a or b

Explanation:

c or d has the correct names and Roman numerals.

7 0
3 years ago
Which of the following functions occurs in the part of the digestive system indicated by the arrow?Secretion of buffers and dige
Natalija [7]
I would most likely go with the second one
3 0
4 years ago
How many different possible structures of trichlorobenzene exist?
Ilia_Sergeevich [38]

Answer:

There are 3 isomers so the answer is C) 3

7 0
3 years ago
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Make a He atom with a mass of 4. How many protons did you put in the nucleus?
FrozenT [24]

Answer:

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Li electron has one electron in its outermost orbital.

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Explanation:

An atom is composed of electrons, protons and neutrons. The number of neutrons is determined by subtraction of the atomic number from the mass number.

The electronic configuration is already known for each of atoms in these questions according to standard tables.

5 0
3 years ago
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