76 Best Chemical Questions and Answers (Q&A) - ProProfs Discuss

What is the difference between Meq and Mmol?

Amla Amelia
Answered: Mar 02, 2020

Meq is the short form of milliequivalent, while Mmol is the short form of millimole. Both are units of measurement for different kinds of substances. The only similarity between the two is that...Read More

4 Answers

1422 views

What must be the formula of the precipitate?

Robert Hazlewood, Senior Executive
Answered: Mar 28, 2019

The answer to this question is ZnF subscript 2. When a student mixes equal volumes of 1.0 M solutions of tin(II) chloride and copper(II) sulfate and observes that no precipitate forms. Then the...Read More

2 Answers

1326 views

What is the multiplier or factor to get the molecular formula if you have a molar mass of 104g/mol?

C. Bernthal, Teacher
Answered: May 29, 2019

Molar mass is best described as the weight or mass of a scientific substance, and that amount is divided by the amount of the material. This resulting amount can be used for other factors. For...Read More

2 Answers

1016 views

What is the specific type of homogenous mixture in the left image?

A.Jeff
Answered: Apr 25, 2018

By definition, a solution is a mixture in which a solute is disintegrated and equitably conveyed in a dissolvable.

Any evident solution is a homogeneous mixture. Numerous things that...Read More

4 Answers

955 views

Which ion is formed when a yellow precipitate is added to 0.5M NaI (aq) and a 0.5 M solution?

Ashleyvickers
Answered: Jan 08, 2025

Pb to the power of plus 2 end exponent (aq)

1 Answer

718 views

What is done in a laboratory?

RN pedia
Answered: Jan 08, 2025

Serum magnesium 0.8 mEq/L

While all of these laboratory values are outside of the normal range, the magnesium is most outside of normal. With a magnesium level this low, the client is at...Read More

1 Answer

596 views

What is the difference between Pesticides and Fertilizers?

D. Loukas, Maths Professor
Answered: Nov 04, 2019

Fertilizers and pesticides are needed for plants to grow and have good health. Fertilizers come in dry and liquid form, and they feed the plant with the nutrients. Fertilizers are available in...Read More

2 Answers

558 views

What are two chemically combined defined as?

K. Myers, Blogger
Answered: Apr 09, 2019

The correct answer is compound. It is defined as a chemical substance, which has 2 or more bonded chemical elements. It has a fixed ratio that determines a composition. Chemical formulas are used...Read More

3 Answers

530 views

What is two substances physically combined and that appears the same throughout classified as?

Isabella
Answered: Nov 06, 2018

The two substances physically combined are: A homogeneous mixture

2 Answers

460 views

What is the difference between Aquaphor and Vaseline?

R. Barnes, Analyst
Answered: Jun 13, 2019

There are some little differences between Vaseline and aquaphor. They are examples of comestic products and they have a lot of benefits for the body, particularly the human skin. A lot of...Read More

2 Answers

455 views

What is the difference between Chemical and Mechanical Weathering?

M. Klose, Content Writer
Answered: Oct 11, 2020

Rocks may decompose or dissolve and, at the same time, changes in composition through a certain chemical process to form residual materials. This change is called chemical weathering. Three...Read More

3 Answers

436 views

What should the nurse first evaluate if the patient has numerous skin lesions?

John Smith
Answered: Jan 08, 2025

Irregular blue mole with white specks on the lower leg

1 Answer

410 views

What is the difference between Neurotransmitter and Endorphin?

H. Martin, Content Writer
Answered: Sep 10, 2019

Neurotransmitters are designated as the body's biological messengers. They are the molecules utilized by the nervous system to communicate messages between neurons, or from neurons to muscles. A...Read More

3 Answers

379 views

What is the difference between Fats and Oils?

E. Austin
Answered: May 29, 2019

Both Fat and oil have the same chemical structure and they are esters of glycerol. Fat and oil are organic compounds which are insoluble in water but they are soluble in an organic solvent. Fat...Read More

1 Answer

376 views

What is the difference between Nylon and Polyester?

Youness , Builder
Answered: Nov 03, 2020

Nylon and polyester are similar in so many ways, probably because both are thermoplastic polymers. One of the differences between Nylon and Polyester is that the former is a thermoplastic polymer,...Read More

2 Answers

365 views

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