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Chemistry Questions and Answers (Q&A)

C. Bernthal, Teacher
Answered: Mar 07, 2019
To create a balanced equation when aluminium reacts with copper (II) sulphate, provide the correct coefficient for each compound. Be sure to count all atoms on each side of the chemical...Read More

2 Answers

2227 views
J.Spencer, Knowledge enthusiast
Answered: Apr 27, 2018
NF3 has a trigonal pyramidal structure. Nitrogen has three bonds with fluorine and the presence of one lone pair. There is a good amount of polarity due to the electronegativity differences in...Read More

3 Answers

1994 views
E. James
Answered: Mar 12, 2020
There are two intermolecular forces that are available right now. These two are the following: Dipole-Dipole Forces and London Forces. The London Forces, also are known as the London Dispersion...Read More

4 Answers

1926 views
H. Jones, Web Content Writer
Answered: Jul 11, 2018
H-F is the most ionic out of all the choices available. This is because when the differences are computed, this has the greatest electronegativity difference. Take note that only those with...Read More

8 Answers

1883 views
L. Brett, Sales Manager
Answered: Mar 28, 2019
The correct answer to this question is D; the empirical formula for a compound that is 43.6% phosphorus and 56.4% oxygen is P2O5. In the formula, the P stands for phosphorus and the O standards...Read More

2 Answers

1491 views
C. Block, English Professor
Answered: Mar 28, 2019
The correct answer to this question is B, square planar. While IF4- has an octahedral electron geometry, the molecular geometry of IF4- takes on a square planar shape. The cause of this is that...Read More

2 Answers

1382 views
Ashleyvickers
Answered: Jul 12, 2020
F- has a larger nuclear charge than O2- has

1 Answer

1344 views
Chinmayesree
Answered: Apr 30, 2017
Stirring- ex-if you want to make NaCl solution ,you mix water and NaCl and if you stir it the dissolving will be fasten up.heating- As we all know , on heating expansion occurs. In expansion...Read More

3 Answers

1229 views
C. Marcus, Content Developer
Answered: Sep 25, 2018
Different atoms have different configurations depending on the shell of electrons surrounding them. When these atoms come together in different forms to form molecules, they give rise to...Read More

3 Answers

1214 views
Danny R. Glover, Editor
Answered: Jul 11, 2018
To solve this problem remember one thing: the volume will remain constant because the gas is placed in a steel tank. The formula you need to follow is: P1/T1 = P2/T2. Input all of the needed...Read More

4 Answers

1210 views
E. Stanley, Technical writer
Answered: Jul 17, 2018
The lattice energy is the energy released when the lattice is formed. It can also be the energy required to break the lattice bonds. These can be covalent or ionic bonds. Depending on the forces...Read More

3 Answers

1104 views
E. Stanley, Technical writer
Answered: Jul 17, 2018
The sum of the coefficients is basically the total number of reacting molecules and products formed. However, you need to balance the equation first in order to reach the right value. For that,...Read More

3 Answers

1044 views
Anika Nicole, Wordsmith
Answered: May 28, 2018
Given: Sea water contains roughly 28.0 g of NaCl per liter. To find: What is the molarity of sodium chloride (NaCl) in sea water? Solution: Molecular mass of NaCl= 58.4...Read More

3 Answers

997 views
J. Harty, Writer
Answered: Mar 28, 2019
The correct answer to this question is B, lead(IV) oxide. First, you must determine the type of compound you are working with. Then you must apply the naming convention rules to name the type of...Read More

2 Answers

958 views
N. Kingsley, Writer
Answered: Jul 17, 2018
Carbon monoxide or CO is the molecular substance in this equation. In order to form a molecule, the atoms must share their electrons rather than completely give or take them away. On all the...Read More

2 Answers

884 views
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