# 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. ## 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

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

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

8. ## 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

9. ## Physics

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

1) what is the greates perimeter of a rectangle with an area of 39 square feet? 2) What is the least perimeter of a rectangle with an area of 32 square feet? 3) A rectangle has an area of 42 square inches. Which has a greater perimeter, the rectangle with

24. ## physics

A 33.3- kg block (m1) is on a horizontal surface, connected to a 5.1- kg block (m2) by a massless string. The pulley is massless and frictionless. A force of 220.1 N acts on m1 at an angle of 32.p deg. The coefficient of kinetic friction between m1 and the

25. ## physics

Consider the system shown in the figure below with m1 = 30.0 kg, m2 = 13.7 kg, R = 0.110 m, and the mass of the pulley M = 5.00 kg. Object m2 is resting on the floor, and object m1 is 4.60 m above the floor when it is released from rest. The pulley axis is

26. ## Chemistry

What combination of volumes (ml) of C2H4 and O2 are required to obtain 400ml of CO2? All volumes are measured at STP. 1. 100,300 2. 200,600 3. 200,200 4. 300,300

27. ## LA

which of the following sentences contains a pronoun in the nominative case? A. We packed bags for a trip to the beach. B. Our bags are decorated with beach balls. C. Hand him the bags and Mark will load the car. D. His car is packed full! Please Help God

28. ## Math

Three hundred people apply for three jobs. 80 of the applicants are women If three persons are selected at random, what is the probability that one is a woman? (Round the answer to six decimal places.)(d) If three persons are selected at random, what is

29. ## Statistics

Explaining confidence. A student reads that a 95% confidence interval for the mean ideal weight given by adult American women is 140 ± 1.4 pounds. Asked to explain the meaning of this interval, the student says, “95% of all adult American women would

30. ## Algebra 2

Find the arithmetic mean a n-1=3.9, a n+1=7.1

31. ## MATH

THREE 2 INCH DIAMETER TENNIS BALLS SNUGLY FIT IN A CYLINDRICAL CAN. THE BALLS TOUCH THE SIDE, TOP AND BOTTON OF THE PLASTIC CAN. HOW MUCH AIR IS IN THE CAN? ROUND DECIMAL ANSWERS TO THE NEAREST TENTH OF A CUBIC INCH. SHOW OR EXPLAIN HOW YOU GOT YOUR

32. ## Math

4,x,y,32 are in GP, find x,y and the 11th term of the progression.

33. ## the length of a rectangular plate is measured by a

the length of a rectangular plate is measured by a metre scale and found to be 10.0 CM its width is measured by vernier calipers as 1.00 CM least count of the metre scale and Vernier calipers 0.1 cm and 0. 01 CM respectively maximum permissible error in

34. ## Chemistry

Identify the equation for which Keq = [Cu+]2[S2-]. A) CuS(s) ⇌ Cu2+(aq) + S2- (aq) B) 1/2Cu2S(s) ⇌ Cu+(aq) + 1/2 S2- (aq) C) Cu2S(s) ⇌ 2Cu+(aq) + S2- (aq) D) Cu2S(s) ⇌ Cu+(aq) + 2 S2- (aq) E) none of the answers

35. ## 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.

Lee wants to cut this piece of canvas into two rectangles that are 3 x 2 and 3 x 5. He wants the sum of the areas of the two small rectangles to be the same as the area of the large rectangle. Can he do this? explain.

37. ## chemistry

Zinc reacts with hydrochloric acid according to the reaction equation Zn(s)+2HCL(aq)=>ZnCl2(aq)+H2(g). How many mm of 1.50M HCL(aq) are required to react with 9.05 g of ZN?

38. ## chemistry

if 250ml of nitrogen dioxide were collected over mercury at 72 degrees celsious and under pressure 675mm of mercury, how many grams of nickel reacted?

39. ## 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?

40. ## American History

How did salutary neglect lead colonists to rebel against Great Britain? A) Great Britain’s Navigation Acts were favored over the Stamp Act. B) Great Britain could not raise enough revenue to fight the French and Indian War. C) It caused frustration when

41. ## Chemistry

What volume of oxygen gas measured at 0°C and 1 atm is needed to burn completely 1L of propane gas measured under same conditions?

70. ## english

How many weeks in a year?

71. ## geometry

A kite flying in the air has a 12-ft line attached to it. Its line is pulled taut and casts an11 - ft shadow. Find the height of the kite. If necessary, round your answer to the nearest tenth.

can someone help me find personification in brian's winter book please?

73. ## Math

complete the square X2-4x+y2+6y=0 Show work please

74. ## Math

what are the horizontal and vertical intercepts :r=4-4cos(theta) please show work

75. ## physics

A crowbar ,1.5m long is used to lift a 100kg rock out of a hole 25cm deep.If the crowbar pivots 50cm from one end ,what is the force that must be used to just lift the rock ?

76. ## Math

A truck was carrying a load of 1,458 pounds of gravel. Another 1,731 pounds of gravel was loaded onto the truck. Olivia said that the truck now holds 3,189 pounds of gravel. Which expression can be used to check Olivia's answer, and is Olivia correct? A.

77. ## literature and comprehention

Whose ideas about nonviolent protest inspired King? A. Malcolm X B. Mahatma Gandhi C. John F. Kennedy D. Lyndon B. Johnson

78. ## Math

Mason wants to buy some pull toys for his dogs. Each toy costs $3. He knows that 1 toy costs$3, 2 toys cost $6, and 3 toys cost$9. How much will 4 toys cost? A. $15 B.$12 C. $11 D.$10

79. ## Vocabulary

I really need to exercise because I've been ______ lately. A. secure B. active C. limited D. inactive

80. ## Vocabulary

My dad is looking for a _______flight to Florida. A. cheap B. loose C. faint D. broad

81. ## Physics

A gallon starts rising from the ground from rest with an upward acceleration 2m/s^2. Just after 1s, a stone is dropped from it. The time taken by stone to strike the ground is nearly 1) 0.3s 2) 0.7s 3) 1s 4) 1.4s

82. ## Physics

if the unit of force is 10 Newton the unit of acceleration is 2 m/s2 square into velocity is 5 m/s then the unit of momentum is (1) 10kgm/s (2) 15 kgm/s (3) 25kgm/s (4) 30 kgm/s

83. ## Physics

a new unit equal of length is equal to 10 M the area of a m square expressed in term of new unit has a magnitude of (1) 0.05 (2) 0.50 (3) 5.05 (4) 5.00

84. ## Chemistry

How much volume will be occupied by 2 mole CO2 gas at stp?

85. ## Chemistry

Equivalent weight of crystalline oxalic acid is?

86. ## Social Studies

Why were many Eastern European countries associated with the Soviet Union after the World War 2??

87. ## Math

Kurt cut into wedges measuring 40 degrees if each person eats one piece of pizza how many people could he feed with two whole pizzas

88. ## Homework Help Math

Q. marx's clothing store is selling a lot of items. On Monday 495 items were sold. On Tuesday 450 items were sold. On Friday 593 items were sold. Marx's misplaced the totals for Wednesday and Thursday, but the average over the five days was 494 items per