Answer:
Liquid R has a mass of of 1 kg at a temperature of 30°c kept in a refrigerator to freeze . Given the specific heat capacity is 300 J kg-¹ °c-1 and the freezing point is 4°c . Calculate the heat release by liquid R.
Explanation:
Liquid R has a mass of of 1 kg at a temperature of 30°c kept in a refrigerator to freeze . Given the specific heat capacity is 300 J kg-¹ °c-1 and the freezing point is 4°c . Calculate the heat release by liquid R.
Answer:
Tax
The 16th Amendment to the U.S. Constitution was ratified in 1913 and allows Congress to levy a tax on income from any source without apportioning it among the states and without regard to the census.
One of the biggest problems was that the national government had no power to impose taxes.
The war started because of militarism,Alliances,imperialism and Nationalism
