To find the enthalpy of a reaction in the lab, you measured the of the reactants

By calculating the mass and the reactant as the specific heat and temperature changes.

Explanation:

analyze the map below and answer the question that follows.

what does the map above tell us about the endemity of typhoid fever?

a.

there is greater occurrence of the disease in the western hemisphere.

b.

there is greater occurance of the disease in the northern hemisphere.

c.

countries located in equatorial regions are more likely to have incidents of typhoid fever.

d.

typhoid fever is more rampant among caucasian populations.

the following sets of characteristics describe what we know about the outer plants is c. rocky surface, closet to the sun and larger in size