Answers by Matthias Loerke
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Answers by Matthias Loerke

Answers by Matthias Loerke
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sodium-24 has a half life of 15 hours. Suppose you had a sample containing 0.010 moles of Na-24. How many hours would be required to reduce your sample to 6.25x10^-4 moles
answered Apr 1, 2021
2 votes
62.6k views
How was the Korean War a flashpoint of the Cold War
answered Feb 22, 2021
7 votes
149k views
Context clues are like ____ because they can look very different. TER R O O A. people B. clocks SERIES EPET C. trucks O D. trees
answered Jan 16, 2021
3 votes
153k views
At PharmaPros, the highly regarded research team relies on top management to provide its strategic direction. After that, researchers work on their own to develop new medications to satisfy customer needs
answered Nov 22, 2020
3 votes
217k views
Hello, how can I do this exercise the help is appreciated
answered Aug 9, 2020
4 votes
226k views
A bank loaned out $21,500 , part of it at the rate of 11% annual interest, and the rest at 10% annual interest. The total interest earned for both loans was $2,340.00 . How much was loaned at each rate?
answered Jul 12, 2020
4 votes
124k views
A generator's maximum output is 220 V. What is the rms potential difference?
answered Oct 22, 2019
2 votes
206k views
The solution to the system of equations 6x-3y=3 and -2x+6y=14
answered Jul 9, 2019
3 votes
214k views
Which best compares genetic engineering and cloning of animals? Both result in offspring with a single, specific desirable trait. Both result in offspring that are genetically identical to the original
answered Mar 22, 2019
3 votes
35.4k views
Who was effected by the emergency quota act?
answered Mar 20, 2019
0 votes
19.4k views
What is the slope for (3,−1) and (4,7)
answered Jan 26, 2019
1 vote
188k views
I NEED HELP ASAP PLEASE TY!! At the school carnival, Jade has a games booth with a spinner. The banner at her booth reads "30% chance of winning!" What is the chance that a player may not win? 70% 50%
answered Dec 29, 2018
3 votes
128k views
The property that says you can add or multiply numbers in any order without changing the answer is called the ____ Property.
answered Nov 10, 2018
6 votes
205k views
The decomposition of hydrogen peroxide is given by this equation: 2h2o2(l) ? 2h2o(l) o2( g. calculate the mass of water (in grams) and the volume of oxygen at stp formed when 2.00x10-3 mol of hydrogen
answered Sep 16, 2018
3 votes
28.1k views
Most cars contain external combustion engines. True Or False!
answered Jul 2, 2018
7 votes
190k views
What did Abraham Lincoln declare in his inaugural address? the North would avenge the attack on Fort Sumter no state could lawfully leave the Union by its own action he would abolish slavery there would
answered May 27, 2018
3 votes
148k views
Write an algebraic expression to represent the following phrase: the sum of a number and 0.5
answered Jan 6, 2018
5 votes
139k views
David drives 40 miles in one hour. How many miles does he drive in 1.5 hours?
answered Dec 28, 2017
4 votes
1.3k views
The rivers of the Lowlands were important to the Maya for the transportation of people and materials. A. True B. False
answered Nov 19, 2017
7 votes
206k views
What is scientific method?
answered Aug 20, 2017
6 votes
54.9k views
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