Answer : The volume of 3.0 M spinach solution added should be, 50 mL
Explanation :
Formula used :

where,
are the initial molarity and volume of spinach solution.
are the final molarity and volume of diluted spinach solution.
We are given:

Now put all the given values in above equation, we get:

Hence, the volume of 3.0 M spinach solution added should be, 50 mL
No, because 40 miles is the same as nearly 25 km/h.
Each cell does not perform every life function on its own. Instead, the cells work together to carry out the life functions of the organism.
Answer: Fluorine and chlorine are gases. Bromine is one of only two liquid elements, and iodine is a solid.