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wlad13 [49]
4 years ago
8

Which element in the alkali group will have the lowest first ionization energy?

Chemistry
1 answer:
Morgarella [4.7K]4 years ago
8 0

Fluorine

Explanation:

F- has the lowest ionisation energy

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Which atomic model proposed that electrons move in specific orbits around the nucleus of an atom?
kakasveta [241]
The Bohr Model, which was proposed by Niels Bohr in 1913
6 0
3 years ago
Indicate the type of solute-solvent interaction that should be most important in each of the following solutions.a. LiCl in wate
topjm [15]

Explanation:

a. LiCl is an ionic molecule whereas water is a polar molecule with net dipole moment in it. There LiCl in water would have an ion-dipole force of interaction.

b. Both NF3 and CH3CN have dipole moment in them, since both are polar molecule. Hence, there would be dipole-dipole interaction.

c. Here both CCl4 and benzene are non polar molecules therefore, they have London dispersion force of interaction.

d. In methylamine and water both have hydrogen bonding in them. The nitrogen of CH3NH2 forms hydrogen bond with water.

5 0
3 years ago
1) How many grams of carbon dioxide are produced at the same time as 360 g of water vapor in the
shutvik [7]

Answer:

3520 g of CO₂

Explanation:

2C₂H₆ + 70₂ → 4CO₂ + 6H₂O

molar ratio of the above reaction is;

2 : 7 → 4 : 6

2 moles of C₂H₆ will form 6 moles of H₂O

Thus, 1 mole of C₂H₆ will form 3 moles of H₂O

mass of H₂O = 360 g

molecular weight of H₂O = 18 g/mol

molar mass = mass ÷ molecular weight = 360÷18 = 20 moles

Total number of moles of H₂O formed = 6 * 20 moles = 120 moles

Number of moles of C₂H₆ reacted = 120 moles ÷ 3 = 40 moles

molar ratio of C₂H₆ to CO₂ = 1 : 2

Thus, number of moles of CO₂ formed = 2 * 40 moles = 80 moles

molecular weight of CO₂ = 44 g/mol

mass of CO₂ formed = number of moles x molecular weight = 80 * 44 = 3520 g

5 0
3 years ago
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Will IO- and NaOH form a buffer?​
evablogger [386]

Answer:

this is the answer for will NaOH be a buffer

Explanation:

The compound CH 3NH 3Cl is a salt made from that weak base, so the combination of these two solutes would make a buffer solution. NH 3 is a weak base, but NaOH is a strong base. The combination of these two solutes would not make a buffer solution

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4 years ago
An athlete runs at an average speed of 9.00 mph. If she wants to complete a distance of 42.19 km, she must jog for ____ x 10^2 m
lina2011 [118]

Answer:

37971

Explanation:

8 0
4 years ago
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