What is one characteristic of a sample of matter that indicates it is a pure substance?
a. it can be separated using by a physical means, such as filtering.
b. the components in a pure substance do not have to be in definite ratios.
c. if the composition of a sample varies, the sample is a pure substance.
d. if the composition of a sample is fixed, the sample is a pure substance?
Answers (1)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “What is one characteristic of a sample of matter that indicates it is a pure substance? a. it can be separated using by a physical means, ...” in 📘 Chemistry if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers
You Might be Interested in
How to balance this equation: Cu (s) + O2 (g) - - > CuO (s)
Answers (1)
1. Ethylene glycol, commonly used in antifreezes, contains only carbon, hydrogen, and oxygen. When a sample of it is combusted in air, a 23.46 g sample produces 20.42 g of water and 33.27 g of carbon dioxide. Determine its empirical formula.
Answers (1)
At a given temperature, the vapor pressure of heptane is 92.0 torr and the vapor pressure of octane is 31.2 torr. Assuming ideal behavior, what is the vapor pressure of a solution that contains three times as many moles of octane as heptane?
Answers (1)
58.5g of sodium iodide are dissolved in 0.5dm3. what concentration would this be?
Answers (1)
In a Michael reaction, an a carbon attacks the b carbon of an a, b-unsaturated carbonyl compound to afford a 1,5-dicarbonyl compound.
Answers (1)
New Questions in Chemistry
Which statements describe abiotic factors in an environment?
Answers (1)
A ball rolling across the ground in Death Valley will slow and eventually stop. Why? - the ball's kinetic energy evaporates. - the ball's force is destroyed. - the friction of the ball changed the force to negative ions.
Answers (1)
Calculate ∆h0 for the following reaction. br2 ( g. → br2 (l) ∆hf0 br2 ( g. = 30.91 kj/mol; ∆hf0 br2 (l) = 0 kj/mol)
Answers (1)
Ethyl alcohol has a latent heat of vaporization of 850 J/g. Water has a latent heat of vaporization of 2260 J/g. Container A contains 1.0 kg of ethyl alcohol. Container B contains 1.0 kg of water. Both liquids are brought to a boil.
Answers (1)
The greatest composition by mass in an atom 17/8 O is due to the total mass of its
Answers (1)