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

Author Question: The measured mass of a sample of iron was 1.88 g. Which digit in the measurement has the least certainty? (Read 149 times)

kodithompson

  • Hero Member
  • *****
  • Posts: 566
on: Feb 15, 2020

Question 1

Which of the following is an exact number?
◦ 3.60°C
◦ 9.25 liters
◦ 4 oranges
◦ 0.0.369 grams

Question 2

The measured mass of a sample of iron was 1.88 g. Which digit in the measurement has the least certainty?
◦ the first digit, 1
◦ the middle digit, 8
◦ the last digit, 8
◦ They are all certain digits.
Chemistry ¦ McMurry, Fay, Robinson ¦ 7th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by kodithompson on Feb 15, 2020

jasonq

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Feb 15, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 29% of students answer this correctly


kodithompson

  • Member
  • Posts: 566
Reply 2 on: Feb 15, 2020
:D TYSM

dyrone

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Sandia ear-plug-sized samplers hang poised to sample gases relevant to climate and weather. Sandia ear-plug-sized samplers hang poised to sample gases relevant to climate and weather.
Nurse examining and measuring hematuria sample from client with a UTI Nurse examining and measuring hematuria sample from client with a UTI
Sample of an insurance card. Sample of an insurance card.
Sample Teaching Plan for Hypertension Sample Teaching Plan for Hypertension
Diaphragmatic movement, measurement Diaphragmatic movement, measurement
What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g? What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g?
Video: Hip Animation

For a complete list of videos, visit our video library