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darren
Questions and answers by
darren
Questions (34)
the hypotenuse of a right triangle is 1 inch longer than one leg and 8 inches longer than the other. Find the length of each
1 answer
1,250 views
Scientists debate about the use of fossils as a tool to determine records of various events, such as the vanishing of the
2 answers
511 views
Write your answer with only positive exponents. y^5y^10
2 answers
483 views
solve for x.
1.25x^2=13 2.2(x-5)^2=3
3 answers
446 views
PRONOUN REFERENCES.
EMPLOYEES ARE BEGINING TO TAKE ADVANTAGE OF THE COMPANY'S ATHLETIC FACILITIES. THEY OFFER SQUASH AND TENNIS
5 answers
423 views
what would happen if wheat was no longer a resource to the U.S.
2 answers
592 views
my cummunity helper is a
1 answer
306 views
Why is a systems development process needed?
What is the objective of each phase of the SDLC? Describe briefly? How important are
3 answers
890 views
all neigh have rights.with these rights come responsibilities.draw a picture of a responsible neighbor.
4 answers
355 views
scientist needs 5L of
12% solution. She has on 10% and 17% solution. How much of each does
1 answer
311 views
A person bought 17 gifts
for his nieces and nephews. The gifts were dolls for the nieces at $12.99 each, and robots for the
3 answers
443 views
What are the concentrations of H3O+ and OH- and what is the pH of a 0.15 M solution of Na2CO3 (at 25 °C).
3 answers
494 views
A 0.040M solution of a weak acid has a pH of 3.02 at 25°C . What is the value of Ka for the acid?
3 answers
804 views
I'm having trouble solving this problem: definite integral (2-t)(sqrt(t)), 0..2
1 answer
806 views
The product of two consecutive positive even numbers is 840. What are the numbers? (Enter solutions from smallest to largest.)
5 answers
1,454 views
Solve the equation. (Enter solutions from smallest to largest. If there is no solution, enter NONE in the answer boxes.)
4x^2 =
1 answer
499 views
A 40.6-kg crate rests on a horizontal floor, and a 69.1-kg person is standing on the crate. Determine the magnitude of the
3 answers
1,023 views
A student presses a book between his hands The forces that he exerts on the front and back covers of the book are perpendicular
4 answers
665 views
In a European country a bathroom scale displays its reading in kilograms. When a man stands on this scale, it reads 90.4 kg.
3 answers
555 views
A 40.6-kg crate rests on a horizontal floor, and a 69.1-kg person is standing on the crate. Determine the magnitude of the
3 answers
502 views
In a European country a bathroom scale displays its reading in kilograms. When a man stands on this scale, it reads 90.4 kg.
4 answers
1,659 views
A 40.6-kg crate rests on a horizontal floor, and a 69.1-kg person is standing on the crate. Determine the magnitude of the
2 answers
1,070 views
mix 35.50 mL of a 0.201 M solution of K2CrO4 with 35.50 mL of a 0.201 M solution of AgNO3, what mass of solid will form?
2 answers
1,067 views
What volume of a 8.50M Na2CO3 solution would be required to prepare 220.00mL of a 8.20%w/v Na2CO3 solution?
1 answer
436 views
24+1+1/8
1 answer
239 views
The amount of Fe in a 2.0008 g sample of an iron ore was determined by a redox titration with K2Cr2O7. The sample was dissolved
2 answers
665 views
A 0.4515 g sample of pure CaCO3 was transferred to a 500 mL volumetric flask and dissolved using 6M HCl then diluted to volume.
2 answers
690 views
The purity of a pharmaceutical preparation of sulfanilamide, C6H4N2O2S, can be determined by oxidizing the sulfur to SO2 and
5 answers
3,449 views
the gift box fits 2 layers of 10 cubic inches. what is the volume of the box.
3 answers
641 views
Please help..
How to answer if.. 2log8/6 + 2^2log3 - 2log12 Thank you so much
1 answer
411 views
5:11 and 6:12
7:13 and 21:39 8:14 and 24:30 10:20 and 20:30 which pair of ratios form a proportion?
2 answers
551 views
A square prism and square pyramid have the same base and the same surface area. Show that the slant height, l, of the pyramid is
4 answers
1,315 views
The dilation D: (x, y) → (0.2x, 0.2y) has been applied to the polygon S(–5, 5), T(–5, 10), U(5, 15). What are the
3 answers
1,473 views
Write an expression modelled by this picture.
mc007-1.jpg
1 answer
267 views
Answers (4)
Can you please verify my answers if I got em' right? Thanks, They are: 1)C or D (think it's C) 2)B or C (plz help this one) 3)C 4)A 5)B 6)C 7)D 8)A 9)A
the speed of sound in air is 343 m/s. using the relationship: 5280 feet in a mile, 3 feet in a yard and 3.3 feet in a meter. how many meters is this?
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