H2O=18.01g/mole. 210g divided by 18.01g/mole=11.653mole. 1 mole has 6.22x10^23 molecules. So there is 11.653x(6.22x10^23) molecules. Just multiply 11.653 by 6.22. Then put it as answerx10^23 molecules
Answer:
O, C, Bo, and Br are NOT correct
Explanation:
Carbon's atomic number is 5
Bromine's mass number is 79.9
Oxygen's mass number is 16.00
Bo is not an element
I personally think b is the correct answer.
A-children don't think about what adults should do
B-limits give children skills to solve problems in life as they grow
C-its good to let a child know whats right and wrong
D-Limits wouldn't give kids insecurity
Please tell me if i'm right or wrong!:)
Answer: made up of an infinite number of indestructible atoms in unpredictable motion.