Sorry posted this question in the wrong section!

why would a country use tariffs?

a. to block trade with other countries

b. to eliminate imported goods

c. to increase trade with other countries

d. to make the price of its goods competitive

Acommercial refrigerator with refrigerant-134a as the working fluid is used to keep the refrigerated space at -35°c by rejecting waste heat to cooling water that enters the condenser at 18°c at a rate of 0.25 kg/s and leaves at 26°c. the refrigerant enters the condenser at 1.2 mpa and 50°c. if the compressor consumes 3.3 kw of power, determine (a) the mass flow rate of the refrigerant, (b) the refrigeration load, (c) the cop, and (d) the minimum power input to the compressor for the same refrigeration load.

Which form of cell division creates the sperm and egg, resulting in half of the chromosomes as the other cells?

Ais a machine that makes work easier when a single force is applied. a simple machine b compound machine c endangered machine d complex machine