Answer:
The original concentration is "35 mg/ml".
Explanation:
According to the question,
The solution is diluted,
= 1:50
The initial volume,
V1 = 1 ml
Final concentration,
= 0.07 mg
then,
The final volume,
V2 = 500 ml
As we know,
⇒
or,
⇒
On substituting the values, we get
⇒
⇒
⇒
Answer:
Explanation
Density can be found by dividing the mass by the volume.
We know the iron sheet has a mass of 28.5 grams and the volume is 3.60 milliliters.
Substitute the values into the formula.
Divide.
Let's round to the nearest thousandth.
The 6 in the ten-thousandth tells us to round the 6 to a 7.
The density of iron is about <u>7.917 grams per milliliter.</u>
Explanation:
<h3>Conclusion. A good friendship is very difficult to come across. That is why we should appreciate this divine relationship that is based on understanding and feelings. ... A true friend is one of the most precious possessions that one can have in his life.</h3>Hope it's helpful for Yuh bro!!
