1. Grammar

Subject, object and verb in this sentence. Paralegals must have good ethics. Please help me to understand.

2. chemistry

Calculate the pH of 0.3 M HCl solution. Calculate the pH when 100 mL of a 0.5 M solution of NaOH are added to 300 mL of the HCl solution.

3. physics

A swimming pool of width 9.0 m and lenght 24.0 mis filled with water to a deepth of 3.0 m force 1215 m.Calculate pressure on the bottom of the pool due to the water

4. Math

Katie makes 65% of her shots from the free throw line. Can you determine how many consecutive free throws she must make in order to increase her percentage to 68%? Explain.

5. English

Identify the subject, object, and verb in this sentence. Online classes require good time-management skills.

6. Math 105

Suppose you are looking to buy a \$10,000 face value 13-week T-bill. If you want to earn at least 3% annual interest, what is the most you should pay for the bill? Round your answer to the nearest penny.

7. physics

Two forces 5N &10N are acting at an angle of 120° between them. Find the resultant force in magnitude and direction.

8. Math

Divide the sum of , 5/21 by their differences 4/7

9. math

the sequence 4;9;x;37;...is a quadratic sequence. a) calculate x. b) determine nth term of the sequence

10. Science

When 25.0 ml of a solution containing both Fe2+and Fe3 +ions is titrated with 23.0 ml of 0.0200M KMnO4(in dilute sulphuric acid), all the Fe2+ are oxidised to Fe3+ ions. Next, the solution is treated with Zinc metal to convert all the Fe3+ ions to Fe2+

11. Chemistry

A 360mg sample of sugar (molar mass of 180 g/mol) is dissolved in enough water to produce 200mL of solution. after the sugar is completely dissolved, you pour 50mL of this solution into a Burnette for use in an experiment. what is the molar concentration

12. Physics

A potter's wheel—a thick stone disk with a radius of 0.420m and a mass of 120kg—is freely rotating at 53.0rev/min. The potter can stop the wheel in 5.50s by pressing a wet rag against the rim and exerting a radially inward force of 79.4N. Calculate the

13. Mathematics

John is choosing a password for his access to the internet. He decided not to use the digit 0 or the letter M. Each letter or number may be used more than once. How many passwords of 2 letters followed by 4 digits are possible? A.3,100,625 B.3,100,500

14. Chemistry

Calculate the molarity and normality of a solution made by dissolving 50g of Al(SO4)3 to produce 2.5 liter of solution.

15. physics

Rain drops fall on a tile surface at a density of 4585 drops/ft2 . There are 15 tiles/ft2 . How many drops fall on each tile? Answer in units of drops/tile.

16. chemistry

Calculate the pH of a solution obtained by mixing of 100 mL of a 10-3 M and 50 mL of a 10-2 M solution of CH3COONa.

17. physics

As a movie stunt coordinator, you need to be sure a stunt will be safe before it is performed. If a stunt- woman is to run horizontally off the roof of a three-story building and land on a foam pad 7.35 m away from the base of the building, how fast should

18. Math

Robert spent 3/8 of his money on food and 3/10 on his house rent what fraction of income is left with him if the money left is 3570 what is his monthly income

19. chemistry

Calculate the pH of a solution obtained by mixing 50 mL of NH3 0.1 M (Kb = 1.8•10–5 mol/L) and 25 mL of HCl 0.2 M.

20. writing skills

(1)A number of States have adopted no-fault auto insurance,but what is it exactly?(2)Lets say that two drivers are involved in an auto accident,and one is injured.(3)The injured driver must prove that the other driver was at fault, or liable, at least

21. math

one number is 6 more than the other number also 7 times the smaller number is equal to 6 times the larger number find the two numbers

22. writing skills

(1)Using a dictionary can occasionally be an exercise in frustration.(2)When, for example, you can't spell a word. (3)How do you look up the correct spelling?(4)It is just as exasperating when you discover the definition of "evocation"is"the act or fact of

23. statistics

A jar contains 2 red balls, 2 blue balls, 2 green balls and 1 orange ball. Balls are randomly selected, without replacement, until 2 of the same colour are obtained. Calculate the probability that more than 3 balls must be selected.

24. chemistry

Determine the pH of a solution containing 1.00 mol/L of HCN (Ka = 5.00×10–10) and 5.00×10–2 mol/L of HCl. It will be the best for me if you give me the answer of this problems.

25. physics

A novice captain is pointing his ferryboat directly across the river at a speed of 15.7 mi/h. If he does not pay attention to the current that is headed downriver at 5.35 mi/h, what will be his resultant speed and direction? (Consider that the current and

26. writing skills

Sentence 9:When you are certain that your qualifications and the job requirements match compile a proper resume and write a cover letter that is brief and grammatically correct. What correction should be made to this sentence? 1. insert a comma after

27. writing skills

Sentence 12: This first English dictionary, published in two volumes, contain 43,500 words. ------- Which of the following is the best way to write the underlined portion of this sentence?If you think the original is the best way,choose option 1 1. contain

28. physics

A novice captain is pointing his ferryboat directly across the river at a speed of 15.7 mi/h. If he does not pay attention to the current that is headed downriver at 5.35 mi/h, what will be his resultant speed and direction? (Consider that the current and

29. Chemistry

What is the kb of a 0.0200 m ( at equilibrium) solution of methyl amine, ch3nh2, that has a ph of 11.40?

30. WRITTING SKILLS

(1)When you are in school any subject seems a potential area for a good job.(2)But when you are out on your own,you may find it difficult to land a job.(3)When you are told time after time that there are no jobs.(4)And it is time for some creative thinking

31. writting skills

Sentence 7:Familiarize oneself with the types of jobs most often available, with the various employment offices, and with skills most in demand. What correction should be made to this sentence? 1. change Familiarize to Familiarized 2. replace oneself with

32. writting skills

Sentence 8:Be certain that you own one (and preferably,two) "business" outfits jeans, sandals,and tank tops ----------- will not impress any potential employer. Which of the following is the best way to write the underlined portion of this sentence? If you

33. writing skills

Sentences 10 and 11:When you are interviewed, be relaxed and friendly. Write a thank-you note to the potential employer when the interview is over. The most effective combination of sentences 10 and 11 would include which of the following groups of words?

34. writing skills

Sentence 6: In this case,the injured driver received payment from his own insurance company. Which of the following is the best way to write the underlined portion of this sentence? If you think the original is the best way,choose option 1 1.driver

35. writing skills

Sentence 7: Unless the injured driver is very seriously hurt, it isn't necessary to prove which driver was at fault. If you rewrote sentence 7 beginning with: It is necessary to prove which driver was at fault ..... the next words should be 1. only if the

36. writing skills

Sentence 8: Supporters claim that under the no-fault plan fewer disputes and delays occur. If you rewrote sentence 8 beginning with Under the no fault the next words should be 1. plan that supporters claim fewer 2. plan, when supporters are claiming fewer

37. physics

As a newspaper delivery boy, Jason needs to know his projectile motion to throw a paper horizontally from a height of 1.40 m to a door that is 13.5 m away. What must the paper’s velocity be for it to reach the door?

38. maths

the difference of two positive number is 69 the quotient obtained on dividing one by the the other is 4 find the numbers

39. writing skills

Sentence 2:Lets say that two drivers are involved in an auto accident, and one is injured. What correction should be made to this sentence? 1. change lets to let's 2. insert a comma after say 3. remove the comma after accident 4. remove the comma after

40. writing skills

Sentence 9: Opponents of no-fault disapprove of limiting a person's right to sue and collect damages. which of the following is the best way to write the underlined portion of this sentence?If you think the original is the best way, choose option 1 1.

41. science

A lump of ice falls from an airplane as it comes it to land. If the ice hits the ground with a vertical speed of 85 m/s, what was the height of the plane when ice feel off?

42. writing skills

Sentence 5: Consider an example in which both drivers are insured under the no-fault plan. what correction should be made to this sentence ? 1. insert a comma after example 2. change drivers to driver 3. change are to is 4. change insured to insuring 5. no

43. Math

If the numerator of a fractionis multiplied by 4 and the denominatoris reduced by 2,the result is 2.if the numerator of the fraction is increase by 15 and 2 subtracted from the double of the denominator the result is 9/7, find the fraction.plz tell me step

44. math

A field is 80 meters long and 60 meters wide. What is tha ratio of its width to its length?

45. Mathematics

Factorize x^3+2x^2-11x-12

46. patel

root 3 lies between which 2 integers on numberline

47. Physics

A planet with density equal to Earth is 2R times far away from earth, if we double the distancs from 2R to 4R then "g" becomes:-

48. Algebra

Simplify the following. 1. -27x43h+2 9x h

49. Sciencr

Why is a cool basement damp, in terms of humidity? I know that when you increase temperature and relative humidity decreases but I don't get how this fits? It's a closed environment so maybe there is condensation?

50. PHYSICS

a block of a material of volume 20cmand density 2.5cm is suspended frm a spring balance wit half of the vol of the block immersed in a water,what is the reading of a spring balance?

51. Science

A gun fires 300 bullets per minute horizontally with a velocity of 500ms-1 . Each bullets mass us 3*10^-3 kg. what is the force needed to hold the gun in position????

52. Science

A bus is moving with a velocity of 10m/sec. A car wishesvto overtake the bus in 60seconds. With what velocity the car should chase the bus which is 1km ahead?

53. science

what is i for glucose

54. maths

in a group of 40 students,30 like mathematics,22 like science and 14 like both,find the number of students who like mathematics only

55. math

a certain number is tripled and then divided by 4. If after subtractiog 16 from the result, one gets 44, the original number is?

56. Physics

What % increase in momentum if increase of k.e is 23% A. 46% B. 33% C. 50% D. 11% E. 46%

57. Math

Make four 8s equal 8

58. math

interest rate at 5.99 for 2 years

59. science

a car is moving in a straight line with speed 5 m/s . it is stopped in 5s by applying the brakes . find : (i) the retardation (ii) the speed of car after 2s of applying the brakes

60. Physics

An 11N force acting due north and a 22-N force acting 30° North of east act concurrently on a point. What is the equilibrant force at that point? I'm having such a hard time.=(

61. Math- HELP!

If f(x)=3x^2 -2x -3, let g(x)=f^-1(x). Find the slope of g(x)=f^-1(x) at the point (5,2). a.) g'(5)=1/10 b.) g'(5)=1/5 c.) g'(5)=1 d.) g'(5)=2 I can't understand how to figure out this problem because I am unable to find a derivative for the function. How