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

Author Question: How many significant figures are there in the measurement of 5.062 x 10-3? A. 1 B. 2 C. 3 ... (Read 55 times)

michelleunicorn

  • Hero Member
  • *****
  • Posts: 565
on: Aug 27, 2018
How many significant figures are there in the measurement of 5.062 x 10-3?
 
  A. 1
   B. 2
   C. 3
   D. 4

Question 2

How many milliliters of 0.200 M FeCl3 are needed to react with an excess of Na2S to produce 2.75 g of Fe2S3 if the percent yield for the reaction is 65.0? 3 Na2S(aq) + 2 FeCl3(aq)  Fe2S3(s) + 6 NaCl(aq)
 
  A) 50.9 mL
  B) 86.0 mL
  C) 102 mL
  D) 203 mL

Question 3

The greater the lattice energy, the greater the charges on the participatory ions and the smaller their radii.
 
  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

robbielu01

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

D

Answer to Question 3

TRUE


michelleunicorn

  • Member
  • Posts: 565
Reply 2 on: Aug 27, 2018
YES! Correct, THANKS for helping me on my review

essyface1

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

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.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

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?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

The sounds auscultated during blood pressure measurement The sounds auscultated during blood pressure measurement
Instructing Patients According to Their Needs: Teaching Peak Flow Measurement Instructing Patients According to Their Needs: Teaching Peak Flow Measurement
Clinically Significant Drug-Drug Interactions in Dentistry Clinically Significant Drug-Drug Interactions in Dentistry
Clinically Significant Drug-Food Interactions in Dentistry Clinically Significant Drug-Food Interactions in Dentistry
How to find the area of composite figures (Part 1) How to find the area of composite figures (Part 1)
How to find the area of composite figures (Part 2) How to find the area of composite figures (Part 2)
Video: Fermentation - When Oxygen Is Absent, Pyruvate to Lactate & Pyruvate to Ethanol

For a complete list of videos, visit our video library