<span>Depending upon the nature of reaction, enthalpy changes ( heat of reaction ) accompanying chemical reaction are expressed in different ways.</span>
Answer:
50 to 100 times each minute.
Explanation:
During activity or excitement, your body needs more oxygen-rich blood; the heart rate rises to well over 100 beats per minute. Medications and some medical conditions may affect how fast your heart-rate is at rest and with exercise
Answer:
I dont know what this is but you seem sad
Explanation:
if theres anything i can do to help...
your probably a great girl
who can do many things
so keep your chin high