Answer:
There are 7.5 moles of salt
Explanation:
5.0M means that in every liter of solution, there are 5 moles of salt. So, 1.5L of solution times 5 moles per liter equals 7.5 moles
Once you balance the enquation you "switch partners" of the element (negative charge to positive charge)
<span>B)Na2SO4 and SrSO4 is the answer</span>
Those molecules that we can glean information about their position via concentration gradient are called morphogens.
<h3>What is concentration gradient?</h3>
The term concentration gradient refers to the difference in the amount of substance on two different sides. This gradient could be used to glean useful information about the molecule position.
Chemical molecules that impart positional information through their concentration gradient are called morphogens.
Learn more about concentration gradient: brainly.com/question/19589080