Answer: Opaque hope this is helpful
Send a brainliest if this was helpful :)
Mass = moles x molar mass
so mass of 6 moles of h2 is: 6×1×2 = 12g
Answer:
The correct answer is - 2770000 cm.
Explanation:
1 kilometer = 1000 meter
1 meter = 100 centimeter
1 kilometer = 100*1000 cm
1 km = 100000 cm.
then,
27.7 kilometers = 2.77 × 10^6 centimeters
So, 27.7 kilometers = 27.7 × 100000
= 2.77 × 106 or 2770000 centimeters.
Answer:
it helps us with our blood (Little)
