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Answers by Libor

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Compound A melts at 801o C and is soluble inwater. Compound B melts at 24 o C and is insoluble inwater. Which of the two compounds is more likely to be an organic compound? Explain our reasoning.
answered Mar 5, 2021
2 votes
45.7k views
A jar of tea is placed in sunlight until it reaches an equilibrium temperature of 31.8 ◦C . In an attempt to cool the liquid, which has a mass of 161 g , 131 g of ice at 0.0 ◦C is added. At the time at
answered Jan 13, 2021
4 votes
87.7k views
What is radical reconstruction?​
answered Jan 9, 2021
5 votes
222k views
Write an equation of the circle given its center and radius
answered Jun 24, 2020
4 votes
136k views
Which statement best explains one way that the structure of this excerpt is effective?
answered May 8, 2020
5 votes
25.0k views
What is the discriminant of x^2 + 3x + 1 = 0 ?
answered Feb 3, 2020
2 votes
172k views
When Mario Molina and F. Sherwood Rowland first presented their findings about the threat of CFCs, the industrial chemists who developed CFCs scoffed at their warnings. They argued that CFCs were known
answered Aug 18, 2019
5 votes
230k views
If it requires 25.0 milliliters of 1.0 molar HCl to neutralize 45.0 milliliters of NaOH, what is the concentration of the NaOH solution? Balanced equation: NaOH + HCl yields NaCl + H2O (3 points) Select
answered Aug 15, 2019
4 votes
138k views
Stress is the response of the mind and body to _____. A)perceived threats B)illness C)low self-esteem D)depression
answered Jun 6, 2019
2 votes
2.7k views
Find the x-y intercepts of the graph 3x+2y=12
answered May 22, 2019
3 votes
123k views
What is the value of the expression? 6.4−2.4÷0.1 Enter your answer in the box as a decimal.
answered Jan 26, 2019
4 votes
162k views
HELP ME ASAP LAST PROBLEM
answered Nov 10, 2018
6 votes
188k views
A town is debating to put curbs along streets. The ratio of town residents who support the act to those who appose is 2 to 5. If 210 people were surveyed, how many people are expected to support the act
answered Aug 7, 2018
5 votes
72.2k views
Suppose you buy a movie for $12.98 the sales tax is 6% find the total cost
answered Feb 10, 2018
3 votes
76.2k views
A storekeeper wishes to sell 100 pounds of mixed nuts at $1.75 per pound. He mixes peanuts sold at $1.65 per pound with cashews sold at $1.90 per pound. How many pounds of each does he use? _ pounds of
answered Jan 16, 2018
7 votes
213k views
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