This topic contains a solution. Click here to go to the answer

Author Question: The force required to move a 90.0 kg object in a 85.0 m circle at a constant speed of 8.10 m/s is ... (Read 130 times)

bb

  • Hero Member
  • *****
  • Posts: 544
The force required to move a 90.0 kg object in a 85.0 m circle at a constant speed of 8.10 m/s is
 a. 0.0 N
  b. 69.5 N
  c. 0.77 N
  d. 8.58 N

Question 2

Complete and balance the equation: Al + HCl  ___________________ _
 Fill in the blank(s) with correct word



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

whitcassie

  • Sr. Member
  • ****
  • Posts: 298
Answer to Question 1

b

Answer to Question 2

2Al + 6HCl  2AlCl3 + 3H2





 

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

For a complete list of videos, visit our video library