The blood the reaches the cells from the capillaries food and O2 pass to cells, CO2 and wastes
pass to blood. The rest of the choices do not answer the question above.
Answer:
HAAAAA U IN SOME DEEP S***
Explanation:
Every substance has its own melting point therefore by finding the melting point we can be able to identify the substance
Answer: 0.25 mole PH3
Explanation: 1 mole of PH3 is equal to its molar mass P= 31 , H 1x3 = 34g
Solution:
8.5 g PH3 x 1 mole PH3 / 34 g PH3
= 0.25 mole PH3