19thomasar
28.07.2019 •
Mathematics
The density of hydrogen is approximately 9 × 10-5 , while the density of helium is approximately 2 × 10-4 . which of the following is true? a. the density of hydrogen is approximately 20 times the density of helium. b. the density of helium is approximately 20 times the density of hydrogen. c. the density of hydrogen is approximately 2 times the density of helium. d. the density of helium is approximately 2 times the density of hydrogen.
Solved
Show answers
More tips
- W Work and Career Where can you learn to be a flight attendant?...
- G Goods and services How to Properly Calculate the Power of Your Air Conditioner?...
- F Food and Cooking Effective Methods to Organize Videos in your iPad According to Content...
- F Family and Home Parquet or laminate, which is better?...
- L Leisure and Entertainment How to Properly Wind Fishing Line onto a Reel?...
- L Leisure and Entertainment How to Make a Paper Boat in Simple Steps...
- T Travel and tourism Maldives Adventures: What is the Best Season to Visit the Luxurious Beaches?...
- H Health and Medicine Kinesiology: What is it and How Does it Work?...
- O Other How to Choose the Best Answer to Your Question on The Grand Question ?...
- L Leisure and Entertainment History of International Women s Day: When Did the Celebration of March 8th Begin?...
Answers on questions: Mathematics
- M Mathematics Correct answers only ! sarah, who has five different fruit trees growing in her yard, kept track of how many pieces of fruit she picked this year. what percent of the pieces of...
- M Mathematics Help all I need is helppp....
- M Mathematics Need help !! Slove for c...
- M Mathematics Find the indicated measure and round answers to the nearest 100....
- M Mathematics PLEASE HELP need answer for a and b and work please...
- M Mathematics Are 2 and 6 in a proportional relationship? Explain why or why not....
- M Mathematics Answer this to be marked as brainiest!!...
- M Mathematics I don’t really understand.....
- M Mathematics Help is all I need.....
- M Mathematics Given: g(x)=3/x-2 h(x)=9x PLS I NEED ANSWER TO PASS CLASS...
Ответ:
Option D.
Step-by-step explanation:
Density of Hydrogen =
Density of Helium =
Now ratio of the densities =
=
= 0.22×
= 2.2
Density of Helium = 2× Density of Hydrogen
Therefore, density of Helium is approximately 2 times the density of Hydrogen.
Option D is the answer.
Ответ: