« previous next »

Author Question: The number 1.00430 has ________ significant figures. A) 2 B) 3 C) 5 D) 6 E) ... (Read 78 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?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

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?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Flower part number is a characteristic difference between monocots and eudicots Flower part number is a characteristic difference between monocots and eudicots
Number of lower molar cusps is one of the features used to distinguish sundadonts from sinodonts. Number of lower molar cusps is one of the features used to distinguish sundadonts from sinodonts.
Isotopes may be stable or radioactive depending on the arrangement and number of neutrons in the nuc Isotopes may be stable or radioactive depending on the arrangement and number of neutrons in the nuc
Estimated Number of New Sexually Transmitted Infections Estimated Number of New Sexually Transmitted Infections
How to add, subtract, multiply, and divide using the rules of significant digits (Part 1) How to add, subtract, multiply, and divide using the rules of significant digits (Part 1)
Number line for rounding Number line for rounding
Video: Diversity of Living Creatures - Charles Darwin & the Beagle's Voyage

For a complete list of videos, visit our video library