Q1. An angiocardiogram was performed on the infant and it was found that he had a patent ductus arteriosus. Examine the location and function of the ductus arteriosus in fetus and relate it to the reason for the boy's breathlessness.
Q2. A sample of h2O with a mass of 46 0 grams has a tempeture of -58 0 celsiuse how various joules of energy are necessary to heat the stream of 100 0 celsiuse to 114 o celsiuse if specific heat of steam is 2 01 g celsiuse.