« previous next »

Author Question: The number 1.00430 has ________ significant figures. A) 2 B) 3 C) 5 D) 6 E) ... (Read 30 times)

khang

  • Hero Member
  • *****
  • Posts: 569
on: Aug 27, 2018
The number 1.00430 has ________ significant figures.
 
  A) 2
  B) 3
  C) 5
  D) 6
  E) 4

Question 2

The value of H for the reaction below is -482 kJ. Calculate the heat (kJ) released to the surroundings when 38.5 g of O2 (g) reacts with excess CO. 2CO (g) + O2 (g)  2CO2 (g)
 
  A) 2.65  103 kJ
  B) 482 kJ
  C) 580. kJ
  D) 65.7 kJ
  E) 210. kJ

Question 3

An antipyretic is a drug that relieves
 
  A) fever.
  B) inflammation.
  C) allergic symptoms.
  D) pain.
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
Buy Test-Bank


Kdiggy

  • Sr. Member
  • ****
  • Posts: 340
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

C

Answer to Question 3

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

Your heart beats over 36 million times a year.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Some mangrove islands in the Florida Keys, which number in the thousands, are convenient places to t Some mangrove islands in the Florida Keys, which number in the thousands, are convenient places to t
History of the number of observed sunspots during the last 250 years, which shows the ~11-year solar History of the number of observed sunspots during the last 250 years, which shows the ~11-year solar
These monolithic figures from Easter Island suggest the contemplative nature of philosophy, which ca These monolithic figures from Easter Island suggest the contemplative nature of philosophy, which ca
When the number of miles traveled is considered, drivers under 25 years of age and those over 70 are ... When the number of miles traveled is considered, drivers under 25 years of age and those over 70 are ...
Men and women work the same number of hours a week, but men spend more time on paid work, and women ... Men and women work the same number of hours a week, but men spend more time on paid work, and women ...
Twelve Votive Figures Twelve Votive Figures
Video: Structure of Amino Acid, Peptide Bonds & Polypeptides

For a complete list of videos, visit our video library