]If a sample of pure iodine contains 4.69 x 1022 atoms of iodine, how many moles of iodine are in the sample? A=0.08 B=0.13 C=7.
78 D=12.84
2 answers:
It is B, and also for a moment I didn't understand that 4.69 x 10^22. I almost did this whole problem wrong.
The correct answer should be B
You might be interested in
C.
Evaporation
Condensation
Precipitation
Mg- is the isoelectronic of Na
Answer:
7.875 grams
Explanation:
You multiply 175 g by .045
This gives you 7.875 grams of lactose
11×2=22
(11×2)+(6)+(8×3)=52
22/52=0.4230
0.4230×100=42.3%
Answer:
A person's skin color, hair color, dimples, freckles, and blood type are all examples of genetic variations that can occur in a human population.
Explanation:
