# mimi

Popular questions and responses by mimi
1. ## Physics

the potential energy of a particle varies with velocity v as U equals to Av3/v + B where A and B are constant dimensional formula A/B is (1) ML-1T (2) M-1LT (3) L-1T-1 (4) MLT-1

2. ## Chemistry

Two flasks A and B of equal capacity of volume contain SO3 and Co gas respectively under similar conditions of temperature and pressure. Then, which of the following statement is true? (1) A has twice the number of moles as that B. (2) B has twice the

3. ## chem

How many moles of chloroethylene contain 5.47X10^26 molecules

4. ## trig

Given that tan 45=1, use tan(x+y) to show that tan 22.5= /2 - 1. (/is square root sign

5. ## Chemistry

Four one litre flasks are separately filled with the gases CO2, F2, NH3 and He at the same room temperature and pressure. The ratio of the total number of atoms of these gases present in the different flasks would be? (1) 1:1:1:1 (2) 1:2:2:3 (3) 3:2:4:1

6. ## Physics

The voltage across a lamp is (6.0 +_ 0.1) V and the current flowing through it is (4.0 +_ 0.2) A. Find the power consumed with maximum permissible error in it?

7. ## Chemistry

Which of the following given ratio of units of length gives the highest value? (1) 1pm/1fm (2) 1hm/1Gm (3) 1dm/1μm (4) 1Mm/1nm

8. ## Physics

the dimensional formula of m(dv /dt) is (1) MLT-1 (2) M-1LT-1 (3) ML2T-1 (4) [MLT-2]

9. ## Physics

a wave function expressing displacement (y) as a function of its (x) and time (t) is given as y = P log (Qx + Rt) Which of the following expressions has dimensions different from one another? (1) yR (2) PR (3) R/Q (4) QR

10. ## french

kindly make 7 sentences with the verb ".HABITER". THANKS.....IAM A 4TH GRADE STUDENT.

43. ## English

Please check this! The diction of "at the tourist centre in boston" can best be described as.. A. Emotionally charged B. Colloquial and relying on slang C. Informal and simple D. Mostly figurative I don't think it's C or D? My best guess is A.

44. ## math

The Flying Zucchini Circus Troupe has a human cannon- ball act, shooting a performer from a cannon into a spe- cially padded seat of a turning Ferris wheel. The Ferris wheel has a radius of 40 feet and rotates counterclockwise at one revolution per minute.

45. ## Math

is a trapezoid a parallelogram explain why or why not

56. ## microeconomics

Assume you read in a newspaper that firms who produce baby milk are not doing well due to melamine case. With the theory of perfect competition in mind, what do you expect to happen to the baby milk prices? Will the firms able to make profits in long run?

57. ## microeconomics

“Competitive firms do not want to produce its goods even after an increasing marginal product has set in and the marginal cost is decreasing”. Do you agree?

58. ## physics

An amount of work equal to 3.5 J is required to compress the spring in a marble gun. If all energy is conserved, how much kinetic energy does a 25 gram marble have when it leaves the spring?

59. ## physics

A dart gun is fired while being held horizontally at a height of 1.38m above ground level, and at rest relative to the ground. The dart from the fun travels a horizontal distance of 7.76. A child holds the same gun in a horizontal position while sliding

60. ## microeconomics

For each of the following scenarios, decide whether you agree or disagree and explain your answer. a. If the elasticity of demand for cocaine is −.2 and the Drug Enforcement Administration succeeds in reducing supply substantially, causing the street

61. ## geometry

Circle O has a radius of 8 m and the measure of central angle AOB is 45 degrees. Which of the following could be used to calculate the length of arc AB?

62. ## Science

Describe the plant life, animal life, and geology of the ecosystem in South Carolina. What populations and communities are present? How dependent is South Carolina on this ecosystem?

63. ## Soc

I am having a problem finding stuff about the evolution of formal organizations. Anyone know where I can begin?

64. ## Science

why has poor water quality become a problem and how human activities have contributed to the problem.

65. ## accounting

The following six column table for bullseye ranges includes the unadjusted balance as of december 31, 2005.

88. ## Chemistry

A scintillation counter detects radioactivity by: A) none of the answers. B) emission of light from a NaI crystal when radioactivity passes through the crystal. C) ionization of argon gas in a chamber which produces an electrical signal. D) analyzing the

89. ## Social Studies

4. Favoring the idea of national regulation of trade between states would be an example of which political party's stance listed in the chart? (1 point) the Federalist Party’s belief in a strong central government the Democratic Republican’s support

90. ## Social studies

What is the name given to a hook or curved area of land that extends into a sea or a Ocean

91. ## Foundation Chem

Why do we need to keep water warm in a limiting reactant experiment around 80 to 90 degree celcius

92. ## math

A spinner is divided into 8 equal parts. They are numbered 1-7 and the 8th has a star. What is the probability of it landing on the star?

93. ## Math

what is the greatest perimeter of a rectangle with an area of 39 square feet

94. ## math

lamar made a garden in the shape of a rectangle with an area of 36 square feet. The shorter side of the garden measures 4 feet. Explain how you can find the perimeter of the garden

95. ## Math

Name the lengths of the sides of three rectangles with perimeters of 12 units. use only whole numbers

96. ## Math

draw one diagonal in the shape for exercise 8

A scale drawing is a parallelogram with a base of 8 inches, a height of 3 inches, and a side length of 4 inches. What is the perimeter and area? Perimeter 3x4x8 = 96 inches Area 8x3 = 24 inches Can this be correct? Sounds too easy. If it is correct, what

98. ## Real Analysis (Math)

Prove x < y + ϵ for every ϵ > 0 is equivalent to x 0. I thought it may be trivial, but I am not sure. HELP!!

99. ## Discrete Math

Prove that (A ∩ B) ∪ C= A ∩ (B ∪ C) if and only if C ⊆ A. I really need some help on structuring the proof!

100. ## algebra

write an inequality that represent the fact that while make a product you cant exceed 5,000. answer: x < 5000

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