nala717
nala717
28-06-2019
Chemistry
contestada
what substance is helium in helium balloon?
Respuesta :
zee4help
zee4help
28-06-2019
Answer:
helium is a element and therefore, it is a pure substance.
Explanation:
Answer Link
VER TODAS LAS RESPUESTAS ( 99+ )
Otras preguntas
what are the levels of structural organization in the body of a shark
what did the demand for automobiles do in the 1920s
what are the differences in the following passages: The Amazing Penguin Rescue" by Lauren Tarshis, The Amazing Penguin Rescue by Dyan deNapoli and Update on Pe
Which entrepreneur below started a business that was able to expand into 20 countries within five years? (3 points) A. Joseph Unahue B. Blake Mycoskie C. Debbie
is 8 yards less than , greater than or equal to 20 feet
what issue did the land ordinance of 1785 address?
Is the passage of dialogue written correctly or incorrectly? "Do you want to come to my house this afternoon to practice our skit together?" Marie asked.
A farmer plants 12,000 corn seeds. 92% of the seeds developed into plants. How many plants did he grow?
Sam was in 4th grade 146 weeks ago. What fade is she in now?
convert 0.055555555 to a fraction
