How Many Calories Are Required to Raise the Temperature of a 150

question 73

Multiple Choice

How many calories are required to raise the temperature of a 150. g sample of gold from 25 °C to 175 °C? The specific heat of gold is 0.0308 cal/g °C.

• A) 693 cal
• B) 22500 cal
• C) 4.62 cal
• D) 130 cal
• E) 116 cal

---

Definitions:

Wet Deposition

This is the process by which acidic or pollutant materials are removed from the atmosphere in the form of precipitation, such as rain, snow, or fog.

Coal-Burning Power Plants

Facilities that generate electricity by burning coal as fuel, releasing carbon dioxide and potentially other pollutants.

Sulfur Dioxides

are a type of air pollutant produced from burning fossil fuels, contributing to acid rain.

Respiratory Tracts

The pathways that air takes to enter and leave the lungs, facilitating gas exchange.