<span>True, the average menstrual cycle does indeed last around 28 days. This varies between women, however, and can range from between 21 and 35 days after puberty. The menstrual cycle is controlled by fluctuating hormones in the female body.</span>
Using your knowledge of m/v = g/mL, you can start by putting that in the equation as:

And you know that the volume is 25 mL. So you could put this into the equation as:

And you also know that the molar mass of KCl is 74.55g (K = 39.1 g/mol and Cl = 35.45 g/mol. Add them together to get 74.55g/mol).
We can then put this in the equation as:

Then, we can mulitply them all together:

And now we know that
there are 0.01 moles of KCl in the sample.
Katie should watch what she eats, this is because a lot of teenagers eat a large amount of junk food an average per day. Katie should also do a lot of exercise so that her body grows healthy and strong! Katie should choose vegetables and fruits and food filled with nutrients for the body, Katie should also not listen to negative peer pressure but use positive peer pressure to her advantage.
Answer:
TB
Explanation:
He should stop smoking not just because of the girl friend but also because of his own health