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A 3.31-g sample of lead nitrate, Pb(NO3)2, molar mass = 331 g/mol, is heated in an evacuated cylinder with a volume of 2.53 L. The salt decomposes when heated, according to the equation: 2Pb(NO3)2(s)-->2PbO(s)
answered
Feb 1, 2021
Chemistry
college
3
votes
178k
views
Several H1N1 outbreaks occurred in Alachua County, Florida in 2014. There were 789 cases of H1N1 individuals identified by ICD-10 codes during that year. 169 of these cases died as well that year. If 6,
answered
Jan 12, 2021
Health
college
6
votes
23.7k
views
Bronchi split into bronchioles as they extend into the lungs. ________ have cartilage in their wall for support and ___________ do not.
answered
Nov 26, 2020
Medicine
college
2
votes
48.4k
views
Irina buys 10 packages of gum. Each package costs $1.19. How much did she spend for all the packages of gum?
answered
Nov 22, 2020
Mathematics
middle-school
3
votes
54.9k
views
Problem: an old book listed that 72 turkeys were bought for $\$\square.\square\square$ each, at a total cost of $\$\square 67.9\square.$ what was the cost of each turkey, if each $\square$ stands for a
answered
Sep 26, 2020
Mathematics
high-school
3
votes
217k
views
Answer the circled question
answered
May 2, 2020
Mathematics
middle-school
5
votes
64.3k
views
Following through on a promise is like... I need help finding some figurative language for this. I’m very bad when it comes to writing. Thanks in advance
answered
Feb 6, 2020
English
college
3
votes
141k
views
Refer to Explorations in Literature for a complete version of this narrative. Describing her feelings right after her first kiss in "First Love," Judith Ortiz Cofer writes, "My cells were tuning up like
answered
Jul 22, 2019
English
high-school
5
votes
113k
views
What is thought to have caused the mass extinction at the end of the Cretaceous Period? A) global warming Eliminate B) an asteroid hitting Earth in Mexico C) extensive volcanic activity world-wide D) the
answered
Mar 14, 2019
Biology
high-school
3
votes
218k
views
Which of these phrases best describes a uniting principle of the progressive era a. competition over collaboration b. women’s right to vote c. reform through social action d.social ownership of business
answered
Feb 22, 2019
History
middle-school
5
votes
156k
views
A car travels 120 miles in 3 hours with a constant speed how far will it take to travel 200 miles
answered
Jan 16, 2019
Mathematics
high-school
4
votes
189k
views
At a certain time, the length of a rectangle is 5 feet and its width is 3 feet. At that same moment, the length is decreasing at 0.5 feet per second and the widthis increasing at 0.4 feet per second. What
answered
Oct 26, 2018
Mathematics
college
2
votes
156k
views
What exception allows a judge to send a juvenile to a secure detention facility, in effect criminalizing a status offense?
answered
Sep 21, 2018
History
college
3
votes
15.7k
views
How do you graph y=-4x+8
answered
Jul 11, 2018
Mathematics
high-school
5
votes
42.5k
views
Government has encouraged religion in the United States in all of the following ways EXCEPT
answered
Jan 17, 2018
History
high-school
0
votes
55.5k
views
Exercise has no positive effects on the nervous system. Please select the best answer from the choices provided. a. True b. False
answered
Mar 3, 2017
Health
high-school
4
votes
140k
views
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