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Chemistry Questions and Answers (Q&A)

Ken Wilson, Marketing Analyst
Answered: Jan 31, 2019
Because a tin plate is dense and resistant to prevent further oxidation, if you take a noncorroding material, such as brass and scratch away some of the surface exposing new material, then the...Read More

2 Answers

245 views
John Adney
Answered: Mar 31, 2017

It's 107g because when you follow the graph, it makes sense.

2 Answers

200 views
Matz Lewis Clark, College student
Answered: May 01, 2019
The correct answer is option D
First, let’s calculate the mass of water
Mass of water = 295ml 0.997g/ml
= 294 g
To calculate % by mass of potassium nitrate in the...Read More

2 Answers

276 views
John Adney
Answered: Mar 23, 2017
Due to the formation of ironoxide is this answer suits for first option

2 Answers

203 views
M. Parker, Internet Researcher
Answered: Feb 21, 2019
The answer to this is letter A. In order to find the answer, you can just refer to the numbers given plus the given reaction. These will be your clues about what you should do to solve this. It...Read More

2 Answers

247 views
H. Jones, Web Content Writer
Answered: Aug 23, 2018
A solvent is a substance that does the dissolving. For instance, water is a solvent. You can dissolve different things in it. They usually dissolve with a solute to form a solution. Different...Read More

2 Answers

214 views
John Adney
Answered: Nov 20, 2017
The sugar in a sweetened tea is the exact same as sugar in water/tea. In this case, the tea is the solute and the water is the solvent. This is because the solvent (water) is the one dissolving...Read More

2 Answers

212 views
Gentlepalm
Answered: Feb 08, 2018

It is option A. 0.479M.

2 Answers

202 views
Ameenkunnathu
Answered: Jun 19, 2018

This has to be methane since there is only 1 carbon.

2 Answers

200 views
J. Shatner, Content writer
Answered: Sep 25, 2018
TeF5 is an ionic structure that results in the formation of a lattice arrangement. The Te is bound to 5 fluorine atoms which are in turn linked to other atoms around them. Hence the entire...Read More

2 Answers

213 views
J. Harty, Writer
Answered: Mar 28, 2019
The correct answer to this question is A, Fe2(SO4)3 which is the chemical formula. The IUPAC name is iron(III) sulfate, which is determined by the set of rules that provide compounds with their...Read More

2 Answers

258 views
J. Harty, Writer
Answered: Mar 28, 2019
The correct answer to this question is C, CuS. This is the chemical formula, whereas Copper Suflide is the IUPAC name. The IUPAC name is the set of rules that provide compounds with their name,...Read More

2 Answers

250 views
Samantha Stewart, Philanthropist
Answered: Jan 03, 2019
The corticosteroid is also known as a natural hormone that comes from the adrenal cortex. This is a type of hormone that is related to getting good health. There are three classes of this hormone...Read More

2 Answers

203 views
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

204 views
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