Answer:
Place a glowing splint in the test tube, and if it reignites, it could be oxygen. Place a burning splint into a test tube, and if it goes out, it could be carbon dioxide. Or, place carbon dioxide gas in limewater, and if it turns milky and gets chunks, it is carbon dioxide.
MASS: because it is the measure of the amount of matter in an object
Answer:
46
Explanation:
Mitosis cell divide and give us 46 chromosome in each two daughter cells.
Answer:
Yes!
Explanation:
cause A nerve impulse is wave of electrical and chemical activity transmitted between neurons. that means The nervous system is considered and can respond to a stimulus, like in hundredths of a second.
