I think it is "Known".
Radioactive decay is measured using a formula where the half-life <span>of an isotope is the time it takes for the original nuclei to decay half of its original amount.</span>
Grains, such as corn, wheat, and rice, are the world's most popular food crops.
Hey there!
Volume in mL :
1.68 L * 1000 => 1680 mL
Density = 0.921 g/mL
Therefore:
Mass = density * Volume
Mass = 0.921 * 1680
Mass = 1547.28 g
A) environment is most likely the answer. I'm a bit rusty on my biology though. Hope I helped!
Answer: There are 
moles 
present in 
particles.
Explanation:
According to the mole concept, 1 mole of a substance contains 
particles.
Hence, number of moles present in particles are calculated as follows.
No. of moles = 
mol
= mol
Thus, there are moles present in particles.
