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In systemic tissue fluids, the enzyme carbonic anhydrase catalyzes the reaction CO2 + H2O → H2CO3 (which then can dissociate into H+ and HCO3-). In fact, CO2 released from cells is converted to HCO3- ions
answered
Apr 4, 2020
Biology
high-school
6
votes
7.2k
views
Outline the steps needed to determine the limiting reactant when 30.0 g of propane, C3H8, is burned with 75.0 g of oxygen. percent yield = 0.8347g / 0.9525 g × 100% = 87.6%
answered
Feb 19, 2020
Chemistry
college
5
votes
27.6k
views
Describe the bulla and its purpose in rome
answered
Oct 6, 2019
History
high-school
3
votes
67.3k
views
Which of the following observations would indicate that a material is a pure substance
answered
Sep 16, 2019
Chemistry
middle-school
7
votes
51.7k
views
What is the product of the sum of 8 + 5 and the difference of 8 and 5
answered
Aug 15, 2019
Mathematics
middle-school
5
votes
140k
views
Rich makes $12.50 an hour. If Rich works 56 hours in one week, how much would he earn for the week?
answered
Mar 29, 2019
Mathematics
middle-school
6
votes
188k
views
Please help!! explain what the Supreme Court's decision means for police and suspects.
answered
Jan 18, 2019
History
high-school
4
votes
98.0k
views
Which tobacco product may also be sniffed the nose
answered
Jan 15, 2019
Health
middle-school
5
votes
166k
views
How much will you save if you buy an item listed at $175.50 at a 35 percent discount? savings = price × discount percentage $26.43 $35.43 $61.43
answered
Dec 18, 2018
Business
high-school
4
votes
191k
views
Prepare a speech on the importance of afforestation. include some humour elements also in the speech
answered
Dec 17, 2018
Social Studies
high-school
0
votes
85.6k
views
Zita wants to buy an mp3 player that is on sale for 25% off. the orignal price of the mp3 player was $200. what is the amount of the discount
answered
Jun 18, 2018
Mathematics
high-school
0
votes
2.1k
views
Is gross profit or net profit more important to consider when you're deciding how successful and profitable a company is?
answered
Apr 20, 2018
Business
high-school
4
votes
31.1k
views
Saburo has 2 1/3 feet of rope. If he cuts the rope into pieces that are each 1/2 foot long, there will be 1/3 foot of rope left over. How many 1/2 foot pieces will he have? A. 4 b. 3 c. 2 d. 1
answered
Feb 17, 2018
Mathematics
high-school
3
votes
116k
views
Jessica believes she can complete a term paper, start to finish, in two days, so she begins the paper two days before its due date. unfortunately, she soon realizes it will more likely take four or five
answered
Jan 12, 2018
Business
high-school
3
votes
167k
views
What is the difference between 6z and z6
answered
Nov 18, 2017
Mathematics
middle-school
6
votes
213k
views
Natural selection is the mechanism by which organisms inherit negative traits that ultimately lead them to die. True or false
answered
Sep 25, 2017
Biology
high-school
3
votes
21.4k
views
Why did the compromise that altered the boundaries of free and slave states as shown in the map above fail to resolve conflicts before the Civil War?
answered
Apr 16, 2017
History
high-school
2
votes
114k
views
Which does not correctly match an immigrant group with its major pattern of settlement? Jews New York City Chinese California Scandinavians Minnesota Italians Texas
answered
Mar 16, 2017
Social Studies
high-school
5
votes
235k
views
A bakery started with 200 muffins in stock when it opened for the day. The table shows points representing the number of muffins left in stock after serving the given number of customers. Number of customers
answered
Jan 24, 2017
Mathematics
high-school
4
votes
104k
views
What are some of the conflicts surrounding immigration, population, and multiculturalism in the united states?
answered
Feb 15, 2016
History
high-school
4
votes
33.6k
views
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