300 Best Chemistry Questions and Answers (Q&A) - ProProfs Discuss

John Smith
Answered: Apr 23, 2024

OsO4 of an alkene results in syn addition of alcohols to both sides of the double bond (which becomes a single bond). To get a meso compound, we need symmetry in the product of the reaction, as...Read More

1 Answer

371 views

What is the difference between lyophilic and lyophobic?

Bobby Rickets, Content Reviewer
Answered: Jun 24, 2019

Lyophilic and lyophobic are terms which explain the reaction of some solvents with water. There are some solvents which completely dissolve in water and there are still some that do not dissolve...Read More

1 Answer

366 views

What is the difference between Penetrance and Expressivity?

Samantha Stewart, Philanthropist
Answered: Aug 22, 2019

Penetrance and expressivity both have to do with genetics in science. They are used when analyzing genetics. Both the penetrance and the expressivity have to do with gene expression and are...Read More

2 Answers

362 views

What should be done immediately if acid is splashed into someone's eye?

John Smith
Answered: Apr 23, 2024

Spray or pour water on the eye

1 Answer

353 views

What is the difference between Sucrose and Fructose?

Larry Thornton, Student
Answered: Jul 23, 2019

Sucrose and Fructose are both known to be sweet, but they have some differences with each other. The sucrose is known to be a type of disaccharide that has one glucose and one fructose molecule....Read More

2 Answers

352 views

How many oxygen atoms lined up in a row would fit in a one nano meter space?

W. Kaye, Ex-Marine
Answered: Dec 23, 2020

You will need to discover the covalent radius of oxygen in a single bonded state. The diameter of an oxygen atom, when lined up, is 0.146/1nm= 6.84. If you round that number up, it equals seven...Read More

3 Answers

348 views

Which of the following could be the pH of the solution?

T. ADAMS, Senior Executive
Answered: Jun 13, 2019

The correct answer to this question is 5. The formula for pH is pH = -log[H+]. pH is used in chemistry, to identify how acidic or basic a solution is. This pH would be acidic because 5 is less...Read More

2 Answers

345 views

What is added to water to reduce salinity?

Acalinawan
Answered: Jul 11, 2017

Salinity is a moderate concentration of salt dissolved in waterThe sequence is as follows fresh, brackish, saline, brine. Removal of salinity may be accomplished by salt water purifier. This is...Read More

2 Answers

332 views

How many oxygen are in this compound H5O6?

Manolok
Answered: Apr 23, 2024

The subscript is the number which follows the element, it will indicate how many molecules are in that compound, no subscript following the element indicates just one atom of that element.

1 Answer

330 views

When does sugar dissolve into water?

E. Barnes, Professional Gamer
Answered: Jul 15, 2019

There are many times when sugar dissolves into the water. The most common occurrence is when making tea or coffee. One adds sugar for the taste to their liking. When sugar is added, it dissolves...Read More

2 Answers

327 views

Which orbital hybridization is associated with a tetrahedral charge cloud arrangement?

Marshall_Bailey
Answered: Apr 23, 2024

Sp3

1 Answer

316 views

Why does neutron have a neutral charge?

K. Galatia
Answered: Jan 05, 2021

Neutron and proton are found inside the nucleus of an atom; neutrons with protons and electrons make up an atom. Unlike protons, which have a positive charge or electron with a negative charge,...Read More

2 Answers

304 views

What mass of KClO3 must be decomposed in order to generate 5.00 L of oxygen, measured at STP?

C. Block, English Professor
Answered: Mar 28, 2019

The mass of KClO3 must be decomposed in order to generate 5.00 L of oxygen, measured at STP is 18.2 g KClO3. This is a prime example of Stoichiometry. Stoichiometry is founded on the law of...Read More

2 Answers

294 views

How much LiF and water is needed to make a .7 M solution?

Kwchiro
Answered: Apr 23, 2024

Add 18.16 grams of LiF with enough distilled water to make 1 Liter of solution.

FInd the molar mass of LiF (look on periodic table). since a 0.7 M solution is required, multiply the molar...Read More

1 Answer

291 views

What is the study of inorganic chemistry?

Chris Kenway, Content Writer
Answered: Oct 09, 2018

It should be remembered that organic chemistry deals with the study of carbons. It only follows that inorganic chemistry will study the opposite of that which is non-carbon-based compounds. There...Read More

3 Answers

285 views

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