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darren

Questions (34)

Write an expression modelled by this picture.mc007-1.jpg
1. 1 answer
2. 304 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
1. 1 answer
2. 1,510 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
1. 3 answers
2. 1,402 views
5:11 and 6:127:13 and 21:39 8:14 and 24:30 10:20 and 20:30 which pair of ratios form a proportion?
1. 1 answer
2. 589 views
Please help..How to answer if.. 2log8/6 + 2^2log3 - 2log12 Thank you so much
1. 1 answer
2. 462 views
the gift box fits 2 layers of 10 cubic inches. what is the volume of the box.
1. 2 answers
2. 678 views
The purity of a pharmaceutical preparation of sulfanilamide, C6H4N2O2S, can be determined by oxidizing the sulfur to SO2 and
1. 2 answers
2. 3,543 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.
1. 1 answer
2. 754 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
1. 1 answer
2. 711 views
24+1+1/8
1. 1 answer
2. 269 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. 1 answer
2. 475 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?
1. 1 answer
2. 1,102 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
1. 1 answer
2. 1,115 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.
1. 2 answers
2. 1,708 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
1. 0 answers
2. 561 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.
1. 1 answer
2. 587 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
1. 1 answer
2. 712 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
1. 2 answers
2. 1,079 views
The product of two consecutive positive even numbers is 840. What are the numbers? (Enter solutions from smallest to largest.)
1. 4 answers
2. 1,551 views
Solve the equation. (Enter solutions from smallest to largest. If there is no solution, enter NONE in the answer boxes.)4x^2 =
1. 1 answer
2. 537 views
I'm having trouble solving this problem: definite integral (2-t)(sqrt(t)), 0..2
1. 0 answers
2. 840 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?
1. 1 answer
2. 845 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).
1. 2 answers
2. 544 views
A person bought 17 giftsfor his nieces and nephews. The gifts were dolls for the nieces at $12.99 each, and robots for the
1. 2 answers
2. 506 views
scientist needs 5L of12% solution. She has on 10% and 17% solution. How much of each does
1. 1 answer
2. 335 views
all neigh have rights.with these rights come responsibilities.draw a picture of a responsible neighbor.
1. 3 answers
2. 397 views
Why is a systems development process needed?What is the objective of each phase of the SDLC? Describe briefly? How important are
1. 2 answers
2. 951 views
my cummunity helper is a
1. 1 answer
2. 331 views
what would happen if wheat was no longer a resource to the U.S.
1. 1 answer
2. 629 views
PRONOUN REFERENCES.EMPLOYEES ARE BEGINING TO TAKE ADVANTAGE OF THE COMPANY'S ATHLETIC FACILITIES. THEY OFFER SQUASH AND TENNIS
1. 4 answers
2. 461 views
solve for x.1.25x^2=13 2.2(x-5)^2=3
1. 2 answers
2. 485 views
Write your answer with only positive exponents. y^5y^10
1. 1 answer
2. 510 views
Scientists debate about the use of fossils as a tool to determine records of various events, such as the vanishing of the
1. 1 answer
2. 546 views
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. 0 answers
2. 1,289 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?
neighborhood know-how!
facilities?

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