redpanda626
redpanda626 redpanda626
  • 02-10-2020
  • Physics
contestada

HELPPPP!!!!!
The air we breathe is a(n) _____.

A. compound
B. mixture
C. element
D. alloy

Respuesta :

adilahussain1
adilahussain1 adilahussain1
  • 02-10-2020
Oxygen - element
carbon dioxide - compound
Answer Link

Otras preguntas

Which of the following is not a characteristic of a freshwater wetland? A. The ecosystem absorbs heavy rainfall to prevent flooding.B. Water flows in only one d
What is the epipelagic zone of the ocean? A.A zone with no light that is freezing cold B. The bottom zone that reaches the sea floor C. The zone that receives t
Luis goes 4 laps every day to the athletics track and the track measures 800 meters how many km he runs in five days.​
Evelyn has $638.54 in her checking account. She must maintain a $500 balance to avoid a fee. She wrote a check for $159.50 today. Write and solve an inequality
Who made the first vaccine for covid 19?
What is the epipelagic zone of the ocean? A.A zone with no light that is freezing cold B. The bottom zone that reaches the sea floor C. The zone that receives t
Simplify the rational expression below. When typing your numerator and denominators be sure to but the term with the variable first and do not put spaces betwee
Who made the first vaccine for covid 19?
Answer questions: 1.1 x-intercepts y-intercept and vertical asymptotes Then 1.2 the domain and range 1.3 other asymptote and the end behavior
Translate the sentence into an equation. Seven times the sum of a number and 6 is equal to 5. Use the variable b for the unknown number.