7.5 too, its kinda of ratio, 1cm : 1Km to 7.5cm : x
x will be equal 7.5 km
A buffer is a solution encompassing a weak acid and its conjugate base in alike amounts. This combination reduces the pH change upon addition of strong acid or base by converting H1+ (or OH1-) to weaker acids or bases. This primarily consist of compounds that stabilize the pH of a solution by removing or replacing hydrogen ions. Also, substances that resist change in pH.
b. both sexually and asexually
In 1970 only about 20% of Psychology majors were women. In recent polls women now make up just over 70% of psychology majors. I would say the answer is False.
In Galapagos Charles Darwin Discovered a large amount of birds and reptiles that had developed a sense of isolation from the main land.
Explanation: