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Ore from gold mines contains about 0.02 wt.% gold. Seawater contains gold too, at about 5 parts per trillion. Calculate the tons of seawater required to produce 1 oz of gold.
answered
Dec 31, 2024
Chemistry
high-school
3
votes
167k
views
During a field trip, 60 students are put into equal size groups -describe two ways to interpret 60÷5 in this context -find the quotient -explain what the quotient would mean in each of the two interpretations
answered
Dec 21, 2024
Mathematics
high-school
5
votes
206k
views
What is one therapeutic use of stem cells? a) Tissue regeneration b) Memory enhancement c) Vision correction d) Blood clotting
answered
Dec 12, 2024
Biology
high-school
5
votes
137k
views
Last year 1250 people participated in the schools food drive. This year 1760 people participated. What was the percentage increase in the attendance from last year to this year? A. 24.8% B. 40.8% C. 41.
answered
Nov 16, 2024
Mathematics
high-school
5
votes
226k
views
A monopoly firm faces two markets where the inverse demand curves are Market A: Pₐ = 140 - 2.75Qₐ. Market B: PB = 120 - QB. The firm operates a single plant where total cost is C = 20Q + 0.25Q², and marginal
answered
Nov 12, 2024
Business
high-school
7
votes
113k
views
Several of the court cases we looked at in the tutorial were ruled 5-4 in the Supreme Court. This tells us that... The Supreme Court justices all generally hold the same opinion about the issue of freedom
answered
Oct 21, 2024
History
high-school
4
votes
165k
views
In 1871 the banks were required to hold at least __________ of whatever cash reserves they chose to carry in the form of _______________.
answered
Oct 18, 2024
Business
high-school
2
votes
221k
views
What ligament must be preserved when performing a proximal row carpectomy?
answered
Sep 29, 2024
Medicine
college
0
votes
160k
views
Sophia how is a business plan used by the management of a business?
answered
Jun 21, 2024
Business
high-school
3
votes
70.7k
views
Which type of line of symmetry does the figure have? none diagonal vertical horizontal
answered
May 17, 2024
Mathematics
college
4
votes
99.0k
views
Plato was a Rationalist (reason alone) while Aristotle was an... Option 1: Empiricist (reliance on experience) Option 2: Idealist (emphasis on ideas) Option 3: Nihilist (belief in nothing) Option 4: Absolutist
answered
Apr 21, 2024
History
high-school
6
votes
214k
views
Why does lnx have the same derivative as ln(6x)?
answered
Mar 25, 2024
Chemistry
high-school
3
votes
50.0k
views
1. Describe in words the basic move required to transform each starting equation into the following end equations.tach)1start: 5-8x=112start 4x+33x-12end: -8x = 6end: 4x - 3415basic move:basic move:
answered
Oct 6, 2023
Mathematics
high-school
4
votes
198k
views
What value of x makes the equation below true? 2(x+5)=6x+2 A. 1 2 B. 2 C. 3 4 D. 1
answered
Sep 11, 2023
Mathematics
middle-school
11
votes
140k
views
Tyler knows that healthy eating and exercise go together so he is trying to eat as little as possible. However, he is exercising quite a bit and finds that he is hungry all the time. What is the BEST advice
answered
Aug 18, 2023
Health
high-school
12
votes
125k
views
What is the total area,in square feet,of the shaded sections of the trapezoid below?
answered
Jul 12, 2023
Mathematics
high-school
3
votes
198k
views
From which part of the Roman Empire did the Byzantine Empire originate?
answered
Jun 24, 2023
Social Studies
high-school
10
votes
175k
views
A bag contains ten tlles labeled B, C, D, E, F, G, H, I, J, and K. One tile will be randomly picked.What is the probability of picking a letter that is not a vowel?Write your answer as a fraction in simplest
answered
Mar 15, 2023
Mathematics
high-school
5
votes
179k
views
DUE IN 30MIN** EXTRA POINTS** GOODBYE, VIETNAM Why was Kim excited? Describe what Mai sees as they come close to shore and into the harbor. Why do you think some people shouted at them “you are not wanted
answered
Dec 15, 2022
English
high-school
3
votes
209k
views
In which type of molecule is the ratio of hydrogen to oxygen usually 2 to 1? O carbohydrate O protein O lipid O glycerol
answered
Nov 8, 2022
Biology
college
2
votes
145k
views
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