« previous next »

Author Question: If the specific heat of gold is 0.13 J/(gC), how much heat does it take to raise the temperature of ... (Read 72 times)

SO00

  • Hero Member
  • *****
  • Posts: 568
on: Aug 27, 2018
If the specific heat of gold is 0.13 J/(gC), how much heat does it take to raise the temperature of a 1.0-gram piece of gold from 74C to 99C?
 
  A) 3.3 J
  B) 9.75 J
  C) 13.0 J
  D) 75,000 J
  E) 192 J

Question 2

Which of the following statements best describes a relatively polar covalent bond?
 
  A) a very electronegative atom and a weakly electronegative atom are covalently bound
  B) two very electronegative atoms are covalently bound
  C) two very electronegative atoms undergo ionic bonding
  D) two weakly electronegative atoms undergo ionic bonding
  E) none of the above


yahahah24021

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Vertical structuring of the oceans is associated with substantial variation in light and temperature Vertical structuring of the oceans is associated with substantial variation in light and temperature
Taking a Patient’s Oral Temperature with an Electronic Thermometer Taking a Patient’s Oral Temperature with an Electronic Thermometer
Temperature and Pressure in the Venusian Atmosphere Temperature and Pressure in the Venusian Atmosphere
Factors Affecting Body Temperature Factors Affecting Body Temperature
Chlamydospore or spherule that occurs at body temperature. Chlamydospore or spherule that occurs at body temperature.
how much energy is needed to heat 77.0g H2O(s) from -10.0 C to 0.0 C? how much energy is needed to heat 77.0g H2O(s) from -10.0 C to 0.0 C?
Video: Cellular defenses (natural killer cells, phagocyte types & process of phagocytosis)

For a complete list of videos, visit our video library