# Momo

Most popular questions and responses by Momo
1. ## math

Rental cost for offices spaces have been going up at 6.2% per year compounded annually for the past 5 years. If office space rent is now \$32 per square foot per month, what were the rental rates 5 years ago

2. ## Chemistry

A piece of metal of mass 20.0g @ 100°C is placed in a calorimeter containing 50.7g of water at 22.0°C. The final temperature of the mixture is 25.7°C. What is the specific heat capacity of the metal? Assume that no energy leaves to the surroundings. Not

3. ## social studies

What are the causes and effects of the Glorious Revolution?

4. ## Chemistry

What volume of 18N H2SO4 is required to prepare 125 ml of 6.0 N H2SO4?

5. ## Math

One solution of 12x^3-23x^2-3x+2=0 is 2. Find all other solutions. I tried rearranging the equation to factor by grouping, but that 23x^2 is bothersome and I can't get the right answers (I know the answers are 2, 1/4, and -1/3). Help? Thank you!

6. ## Chemistry

Pb(s) + KNO3(aq) ----> No reaction HNO3(aq) + Sr(OH)2(aq) ----> H2O + Sr(NO3)2 NO3 being Nitrate, and (OH)2 meaning 2 Oxygen and 2 Hydrogen atoms in the second problem. The second two in the products of the second problem is a subscript for NO3. Are these

7. ## math

Senate Committee The U.S. Senate Select Committee on Ethics has six members. Each member is equally likely to services in any of the positions. What is the probability of randomly selecting the chairman and vice chairman?

8. ## Finance

The venture capital fund Techno Fund II made a \$4 million investment in Optical Fibers Corporation five years ago and in return received 1 million shares representing 20 percent of Optical Fibers’ equity. Optical Fibers is now planning an initial public

9. ## Calculus

Find the limits: lim {[1/(2+x)]-(1/2)}/x as x->0 lim (e^-x)cos x as x->infinity ...First off, I'm having trouble getting rid of complex fractions. I tried multiplying the whole numerator by [(2+x)/2], but you'd still get 0/undefined answer (the answer in

10. ## Math - AMC 10/12

What kind of calculator do you need for the AMC 10/12? I have a TI-89, is that okay? Thanks!

11. ## Geometry

A triangle has vertices (3, 0) and (6, 4). One of its angles is bisected by the x axis. Find the perimeter of the triangle.

12. ## Geography

How do the people use the land in New Orleans Louisiana??? ( farming herding mining industry)?

13. ## Math

How do I create a quadratic equation that passes through the points (-1,2),(1,7),(4,5)?

14. ## Math

solve for x without using a calculator: log5(3^x) = log25(9^(1-2x)) I don't know how to get rid of the logs for this one. Help? Thank you!

15. ## Chemistry

1. Al + Pb(NO3)2 ----> Al(NO3)3 + Pb 2. FeS + O2 ----> Fe2O3 + SO2 3. C3H8 + O2 ----> CO2 + H2O I need some help balancing these equations. Thank you very much!

16. ## Chemistry (repost)

Pb(s) + KNO3(aq) ----> No reaction HNO3(aq) + Sr(OH)2(aq) ----> H2O + Sr(NO3)2 NO3 being Nitrate, and (OH)2 meaning 2 Oxygen and 2 Hydrogen atoms in the second problem. The second two in the products of the second problem is a subscript for NO3. Are these

17. ## World History

Where can I find some information about Indian Ocean trade around 650 CE? Thank you :)

18. ## Spanish

How do you conjugate "sugerir" in present tense? Thank you!

19. ## chem 102

Fluorination of acetone, C3H6O (substitution of fluorine for H) produces a gaseous compound with the formula C3H6?xFxO. To identify this compound its molar mass was determined by measuring the gas density. The following data were obtained: Mass of gas,

20. ## Chemistry

How many grams of Calcium Nitride can be produced using the calcium contained in 100 ml of a 4 Molar beryllium solution?

21. ## Physics

At an air show, a jet plane has velocity components vx = 695 km/h and vy = 440 km/h at time 4.85s and vx= 933km/h and vy = 465 km/h at time 7.12 s. For this time interval, find (a) the x and y components of the plane’s average acceleration and (b) the

22. ## Math

Graph the solution: 3x-y-7=0 This is my thought process in this: The first equation I can solve for y since we don't have to worry what x is. And I get y>3x-7. The second one, however, y is being multiplied by 5, so I can't just divide by 5 on both sides

23. ## Math

Solve this equation algebraically: (1-sin x)/cos x = cos x/(1+sin x) --- I know the answer is an identity, and when graphed, it looks like cot x. I just don't know how to get there. I tried multiplying each side by its conjugate, but I still feel stuck.

24. ## Physics

A person is driving on a level road and see's a sign 180m ahead in the middle of the road. The person strikes the sign at a speed of 60km/h. If the person was travelling at 90km/h when the sign was first spotted what was the students perception-reaction

25. ## phy 111

two forces act on a point object as follows:100N at 170 and 100n at 50

26. ## Physics

A speeder passes a parked police car at a constant speed of 23.9 m/s. At that instant, the police car starts from rest with a uniform acceleration of 2.21 m/s 2 . How much time passes before the speeder is overtaken by the police car? Answer in units of s

27. ## com/156

how effectively does the essay persuaded you. Universal Health Care Coverage for the U.S. The United States is the only modernized Western nation that does not offer publically funded health care to all its citizens; the costs of health care for the

28. ## Math

Solve for the indicated variable: A = 2(pi)r^2 + 2(pi)rh, for positive r (and by pi i mean 3.14...) This is what I have so far: A = 2pi(r^2+rh) A/2pi=r^2 + rh ? Thanks!

29. ## Math

Consider the function y=sqrt(1+cos2x)/2 (everything is under the square root) a. Can x take on any real value? b. How large can cos 2x become? How small? c. How large can 1+cos2x/2 become? How small? d. What are the domain and range of the original

30. ## Math

3^2x - 11(3^x) + 30 = 0 ; solve for x. I know that you can substitute 3^x with another variable like y to make it easier, so it looks like this: y^2 - 11y + 30 = 0 ...unless I did something wrong there. Help please? Thanks!

31. ## Math

Find an equation of the parabola with vertex at the origin that passes through the point (-36, 2) and opens to the left. I believe you start with (x-h)^2 = 4p(y-k) and plug in the given point and (0,0), and solve for p. I got y^2 = 144x. Is this correct?

32. ## Math - Algebra

Solve the inequality. n-1/3n < n-4/3n-4 (it's actually less than or equal to) My first instinct is to multiply 3n, but that'll just give me squares and makes it harder to solve. I also thought about getting a common denominator, but I'm not sure. Thank

33. ## Chemistry

In the Periodic Table, why does Group 2 and 17 bond together so easily? ~thanks

34. ## physics

two people kick a ball. one of them kicks it with a force of 215.0 newtons. the other one with 189.0 newtons. their approach creates a 210.0 degree angle at the point of impact and causes the ball to go in a different direction. what is the resultant of

35. ## Math

Margaret's favorite apples cost \$3.50 Margaret bought 2.6 pounds of apples how much did Margaret spend

36. ## physics

A 25.0-g mass is tied at the end of a 1.50-m long string and is whirled in a horizontal circle. If the string makes an angle of 30.0o with the vertical, what is the frequency of revolution of the mass?

37. ## phy 111

two forces act on a point object as follows:100N at 170 and 100n at 50

38. ## math

Flight Path. In this problem you will use a cosine function to model the flight path of a plane that begins its descent from 20000 ft when it is 45 miles from the airport. Find the !@#\$%^&tion p(x)= ACos(wx)+B that that gives the altitude in ft when the

39. ## Calculus (repost)

Find the limit: lim {[1/(2+x)]-(1/2)}/x as x->0 How do you remove the complex fraction??? (or just complex fractions in general, I have trouble with them...) Thank you!

40. ## Math

Solve for the indicated variable: (x/a)+(y/b)+(z/c) = 1, for c This is what I have so far: z/c = 1-(x/a)-(y/b) z/c = 1-[(xb-ay)/ab] z/c=(ab/ab)-[(xb-ay)/ab] z/c=(ab-xb-ay)/ab ...I'm not sure if it's right so far, and if it is, i don't know where to go

41. ## Math

What is the greatest common factor for 28 and 24?

42. ## Math

Write a set of parametric equations in Quadrants I and IV for a semi-circle with a radius of 10. I'm kind of new at parametrics, so this is what was given to me: (x-h)^2 + (y-k)^2 = r^2 x^2 + y^2 = r^2 r = 10, y = rsint, x=rcost So, 10cost + 10sint = 100

43. ## History

Where can I find some information on the American military's POV on dropping the bomb on Japan during WWII? Thanks!

44. ## biology

what is the definition, positives, negatives, and ethical issues of genatically modify organisims? thank you, but i prefere if you provide me with exact answers limited in one page rather than a general website Do not repeat your posts. Repeating the posts

45. ## biology

what is the definition, positives, negatives, and ethical issues of genatically modify organisims? http://www.chatpress.com/gen_one.html

46. ## environmental technology manegement

what is the definition, positives, negatives, and ethical issues of genatically modify organisims? Since this is not my area of expertise, I searched Google under the key words "genetic modification advantage" to get these possible sources:

1969?????/

48. ## Biology

How would u expect the number of mitochondria in a cell to be related to the amount of active transport it carries out? Please help!

49. ## math

a store owner buys supplies from a vendor for \$8,450. The terms of the sale are 2/10, n/30. What will be the net amount due if the owner pays by the 10th day after he receives the supplies

50. ## spanish

deportes en mi escuela

51. ## math

Hints to solve following nonlinear equation please? y=-4.9x^2+20x+10 9.8x+y=20

52. ## social studies

Why is there civil unrest in Egypt?

53. ## social studies

how might a change in climate bring about a change in the personality of a region?

54. ## Calculus

Find the derivative of the given function at the indicated point. (use f'(a)=lim [f(a+h)-f(a)]/h as h approaches 0) This is what I have so far: [1/(x+h) - 1/2]/h = [2 - (x+h)]/(h(x+h)(2)) = [2-x-h]/(h(x+h)(2)) ...and now I'm stuck. Help? Thx

55. ## Math

Solve for x: 2sin^2x = 3sinx + 2 on -pi < x < 4pi (the "

56. ## Math

Evaluate sec(cos^-1(3/5) I'm pretty sure the answer is 5/3, but I'm a little thrown off by the cos^-1. What exactly does it mean? Thanks!

57. ## Math

Express the vector as a combination of the standard unit vectors i and j. v = AB where A = (10,-11) and B = (-11,8) I want to make sure I did this right: = So it's -21i + 19j? Thank you!

58. ## ecology

what is a stamen

1. ## Algebra 1

Connections academy A D B D C

posted on March 14, 2019
2. ## Socials Studies

gh,nrtynklrej4tjti6eahriysro

posted on February 26, 2019
3. ## social studies - history

bgfexnybjdrb fdgfewpi5098738q47 5p 348uy 5l6eri5h4, ku6up596[-0[43-q3590 w3b64toiue5 ;y7i45ui po a[p ae[iy7 po45]u7p5 u ] p ]54o 75riy7 r57u 547-0=57-5w]4i07 opr75

posted on February 26, 2019
4. ## Math

erdufghdskdfskugvsjdiughdylutglsjdfjgafdg4re6t456843q4[0o i'3q 4][6 3q] l'ki 9u6te9u3w\ ]4e \5[][43960uoiruty;royu rt

posted on February 26, 2019
5. ## the colony of Vancouver Island to 1858

yeppppp

posted on February 26, 2019
6. ## Art

yep its 100% i got em all right thanks lance. It is james.

posted on September 13, 2018
7. ## chem 102

Hello, I am Momo from the future and im here to tell you that........I have no idea what you're talking about. sorry

posted on January 27, 2018
8. ## Science

sorry that was a qlitch and eariler it said " posted 1969 " so yeh sorry Arora

posted on January 27, 2018
9. ## Punctuation within Sentences—Parentheses

l this was when I was born

posted on January 27, 2018

posted on January 17, 2018
11. ## math(help)

1/2}??

posted on December 8, 2017
12. ## art

Kpop is right, and so is their username lmao kpop is lit

posted on May 22, 2017
13. ## Math help

1.A 2.B 3.A 4.D 100%

posted on January 18, 2017
14. ## Physics

the answer is just the actual speeds, no math needed. so v, ii, iii, i, iv

posted on September 12, 2016
15. ## Life orientation

Eno guess,yengwe le yengwe keyona

posted on May 2, 2016
16. ## physics

81,946 - 90,300*cos(30degrees) = 61^2 N 3,743.9 = 61^2 N 3,743.9 = 3,721 N 1.006 = N was i suppose to solve it out like that?

posted on February 14, 2016
17. ## english

You "teachers" just keep on don't you :']

posted on January 26, 2016
18. ## English

I am really tired of seeing these "teachers" commenting on questions like these saying that it's cheating or that people aren't going to do their work for them because the teachers at Connections have never once helped me. They always take days and

posted on January 12, 2016
19. ## english 9

Cant No One Help Me.?

posted on November 13, 2015
20. ## Geometry

19.6 units

posted on September 15, 2015
21. ## History

1.D 2.C 3.B 4.C 4/4 100%

posted on June 3, 2015
22. ## Geography

Thank u very much

posted on September 16, 2013
23. ## Chemistry

determine the specific heat capacity of a sample of zinc that weighs 187.2 grams if its temperature is changed from 22.0C to 35.0C when it absorbs 949 J of heat.

posted on May 10, 2012
24. ## Physics

ax i got 104.8 but its wrong and i rounded it to 105

posted on January 21, 2012
25. ## Math

posted on November 9, 2011
26. ## com/156

how effectively does the essay persuaded you. Universal Health Care Coverage for the U.S. The United States is the only modernized Western nation that does not offer publically funded health care to all its citizens; the costs of health care for the

posted on July 28, 2011
27. ## Calculus

um...I think I solved the problem. i forgot to substitute a=2 for the first part of the function. that way when you simplify it then you get -1/4. oh dear.

posted on February 23, 2010
28. ## Calculus

oh wow. forgot the problem. the function is f(x) = 1/x, a=2 sorry haha

posted on February 23, 2010
29. ## Math

Ok, I worked it out, and so far i have this: cos^2x - cos x - sinxcosx / cosx + sinxcosx Now I just need some help with reducing?

posted on October 18, 2009
30. ## science

properties of sulphur?

posted on November 7, 2007