1 mole of any substance is: 6.022*10²³ atoms or molecules.
9 moles of H₂S=9(6.022*10²³ molecules)=5.4198*10²⁴ molecules.
answer:there are 5.4198*10²⁴ molecules in 9.00 moles of H₂S.
Physical weathering is caused by physical processes such as changes in temperature, freezing and thawing, and the effects of wind, rain and waves.
hope this helped
Do you mean addiction? Genetics can make people more vulnerable to addiction, but I’m not sure what it means to be venerable to addition lol
Answer:
SrCl2 + 2AgNO3 ----> Sr(NO3)2 + 2AgCl (solid)
Explanation:
SrCl2 + 2AgNO3 ----> Sr(NO3)2 + 2AgCl (solid)
B)is physical change cause it can back from it's normal condition.
c &d) chemical change cause it cannot back from it's normal conditions.
I hope it will help
