This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A rock is suspended from a scale reads 10.0 N. A beaker of water is raised up so the rock is totally ... (Read 70 times)

frankwu

  • Hero Member
  • *****
  • Posts: 549
on: Jul 29, 2018
A rock is suspended from a scale reads 10.0 N. A beaker of water is raised up so the rock is totally submerged in the water. The scale now reads 6.25 N.What is the density of the rock?
 
  A) 2.00 times the density of water
  B) 2.33 times the density of water
  C) 2.67 times the density of water
  D) 3.00 times the density of water
  E) 2.50 times the density of water

Question 2

The Balmer series does not lie in the visible region of the electromagnetic spectrum.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Athena23

  • Sr. Member
  • ****
  • Posts: 305
Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

FALSE


frankwu

  • Member
  • Posts: 549
Reply 2 on: Jul 29, 2018
Wow, this really help

ktidd

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

pH Scale pH Scale
Large-scale circulation systems produce global climate patterns Large-scale circulation systems produce global climate patterns
Vitamin Water Vitamin Water
Rock Cornish Game Hen Rock Cornish Game Hen
What mass, in grams, of a 5.00% by mass sugar water solution is needed to supply What mass, in grams, of a 5.00% by mass sugar water solution is needed to supply
Storm water charge Storm water charge
Video: What is Reverse Osmosis?

For a complete list of videos, visit our video library