1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
tigry1 [53]
3 years ago
8

What is the molecular weight of a gas that diffuses through a porous membrane 2.17 times faster than Xe?

Chemistry
1 answer:
vivado [14]3 years ago
8 0

Answer: The molecular weight of the gas 28. The gas is probably N2

Explanation:Please see attachment for explanation

You might be interested in
Which of the following correctly describes a weak acid?
strojnjashka [21]

Answer:

It partially ionizes

Explanation:

Higher tier) Weak acids only partially ionise in water. Only a small fraction of their molecules break into hydrogen ions when added to water.

5 0
3 years ago
In an experiment, Lydia added 50 grams of sugar to 200 milliliters of water. She stirred the mixture, and the sugar eventually d
grandymaker [24]

Answer:

A. A physical change took place during this experiment

Explanation:

A physical change is one of the changes that occurs in a reaction. It is a kind of change characterized by no change to the chemical composition of the substances involved. It involves reactions such as melting, change of state, freezing, boiling etc.

According to this question, Lydia added 50 grams of sugar to 200 milliliters of water, then, stirred the mixture, until the sugar eventually dissolved into the water and couldn’t be seen. This change involved no change in color, odor, or temperature. Hence, Lydia's experiment represents a PHYSICAL CHANGE because only DISSOLUTION occured.

In an experiment, Lydia added 50 grams of sugar to 200 milliliters of water. She stirred the mixture, and the sugar eventually dissolved into the water and couldn’t be seen. The volume of the solution increased, but there was no noticeable change in color, odor, or temperature. Which statement best describes what happened in Lydia’s experiment? A. A physical change took place during this experiment. B. A chemical change took place during this experiment. C. A compound was formed during this experiment. D. A heterogeneous mixture was

3 0
4 years ago
Which reflects more sunlight-dark soil or white sand?
Gnesinka [82]
I think the answer is white sand (sorry if i am wrong) 
4 0
3 years ago
Read 2 more answers
Can someone name this alkane, please ?
Sloan [31]
5-Methyl-5-ethyldecane should be the answer .
8 0
3 years ago
Choose the phrase that best describes h20
Kitty [74]
I need the answers or a picture to help
6 0
4 years ago
Other questions:
  • Why does SO2 and water make H2SO3 and NOT H2SO4? Explain your answer.
    8·1 answer
  • Which correctly defines a basic solution?
    11·2 answers
  • You measure water in two containers: a 10-ml graduated cylinder with marks at every ml, and a 1- ml pipet marked at every 0.1 ml
    13·1 answer
  • A pure substance containing only one kind of ____________. an element is always uniform all the way through (homogeneous). an el
    6·1 answer
  • On a balance, you have beakers of AgNO3 A g N O 3 solution and NaCl N a C l solution. When mixed, they will form AgCl(s) A g C l
    8·1 answer
  • Suppose you have a mole of uranium (U) and three moles of hydrogen (H). Do you have
    15·1 answer
  • If 5.9 × 10²⁵ molecules of CO₂ are produced in a combustion reaction, how many liters of CO₂ is produced? (The density of CO₂ is
    10·1 answer
  • Explain how the law conservation of mass is related to balancing equations
    5·1 answer
  • A
    11·1 answer
  • Perform the following operation and express the answer in scientific notation 8.6500x10^3+6.5500x10^5
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!