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Posts by Jessica

Total # Posts: 3,344

math
how do I solve problems like this? 64x1 7/24

chemistry
If Cl ? is the only anion in the solution, what is the Cl ? concentration in milliequivalents per liter?

Science
Describe the process of decomposition

Health
Ms.sue? plz help.

Health
b?

Health
I think it is c

Health
15. Strong social bonds and a good support system can block the negative effects of stress in your life. Which factor can be a poor choice for blocking the negative influences? (1 point) A.associating with peers who are drug free B.having friends who are supportive and ...

Physics
The left face of a biconvex lens has a radius of curvature of magnitude 12.8 cm, and the right face has a radius of curvature of magnitude 17.9 cm. The index of refraction of the glass is 1.45 a) Calculate the focal length of the lens for light incident from the left. b) After...

Science
Explain why would the debris fan (mound of deposition) be greener than the surrounding areas? Think of the slide mass versus the surrounding in?place bedrock in terms of porosity and permeability; how would these parameters differ?).

HISTORY HELP, URGENT
Ms. Sue, so far i've come up with the Native Americans. I feel like the others really don't have anything in common with the environmental movement. Am i wrong?

HISTORY HELP, URGENT
Describe the major goals of two of the following movements: women, Latinos, Native Americans, people with disabilities, and consumers. Why do you think some of the same people who helped with these movements also helped with the environmental movement? I'm very confused ...

Math
There are two regular pentagons- Pentagon A and B. One of the sides of Pentagon A is 4 inches in length. The corresponding side Pentagon B is 6 inches. Are these two pentagons similar?

Math
There are two octagons- Octagon A and Octagon B. What must be true about these two octagons for them to be described as congruent?

Programming
Widget company runs a small factory that makes several types of nuts and bolts. They employ (a)1 (b)2 (c)3. Each factory worker can work a maximum of (a)40 hours normal working hours per week. All hours over 40 are paid as over-time with a maximum over-time hours of 10 hours. ...

Thank you steve
Thank you steve

Math
OK I need help please I think it's 7 but not sure. If a circle is cut into 2 pieces. A triangle in 4 pieces ,a square into 5 pieces, what is next shape and how many pieces will be cut?

Connections math help
the equation is 3d + 2 equals 29 can be used to find the height of a bean plant days after it was purchased how many days has it been since the plant was purchased A.7.6 B.8 C.9 D.10.3

HISTORY HELPPPP
B is the right answer. Thank you guys!!

HISTORY HELPPPP
The site reed linked me

HISTORY HELPPPP
C?

HISTORY HELPPPP
In 1965, President Johnson significantly increased the number of U.S. troops in Vietnam because A)air strikes had made it safe for ground forces to enter the war. B) communist forces continued to fight despite intense U.S. bombing. C)South Vietnamese troops were no longer ...

Math
If you have 6 blue balloons and 7 red balloons and you take away 3 yellow balloons in the dark how many do you have left?

Math
How do I break this down in generic triangle 111×333

Mathmatics
The line Q passes through the points (-10,-2) and (-8,-8). The line R passes through the points (1,2) and (10,a). The lines Q and R are perpendicular. Find a. Thanks.

Mathmatics
The points A (3,5) and C (12,2) are points on the straight line ABC. AB:BC = 2:1. Work out the coordinates of B. Thanks

Mathmatics
The point A has coordinates (-12, -7) and the point B has coordinates (-8 , 1). Find the equation of the line parallel to AB and passing through (2,5). Thanks.

Math
How much money would the class earn it it recycled during the next 3weeks. If for every 3/5 weeks profit is $85

Math
I have several of these questions I just need help with this one to do the rest. How many weeks would it take to sale cookies in order to earn $5,0000. If for every 3 weeks profit is $500. Is it 500/5000

Math 120
Scores on the GRE? (Graduate Record? Examination) are normally distributed with a mean of 528 and a standard deviation of 135. Use the 68-95-99.7 Rule to find the percentage of people taking the test who score below 123.

Science
How does a nuclear power plant produce energy? A. Through solar panels B. Through nuclear fission reactions C. Through geothermal heat D. Through nuclear meltdown reactions I am not really sure what the answer is but I am thinking…c? Or I guess d?

health
in general , do young adults enjoy greater financial independence than adolescents do or less financial independence

Math
The results of a certain medical test are normally distributed with a mean of 130 and a standard deviation of 12. ?(A reading above 149 is considered? unhealthy.) Use the given table to find the percentage of people with readings above 141.

physics
two forces are acting on an object. F1= 60 N is horizontal while F2= -80N is vertical, what is the magnitude of the net force acting on the object? The answer is 100 N, can some one please explain it though?

Math
class A has 5 more people than class B. Class B last yr had 8 more people than it does this year. This yr, class B has 25 students. How many students are in class A this yr. I get 30 A= B+5 A= 25 +5 A= 30

Chemistry
A 150ml solution of 0.340M HCl is mixed with a solution of 340ml of 0.175M HNO3. The solution is then diluted to a final volume of 1.00L. How many moles of H+ are present in the final solution?

Math
Use the display of data to find the standard deviation. A bar graph titled Score with a horizontal axis labeled from 5 to 11 in increments of 1 and a vertical axis labeled Frequency from 0 to 12 in increments of 2 contains three vertical bars with labels and heights as follows...

Geometry
Express answer in exact form. Find the area of the larger segment whose chord is 8" long in a circle with an 8" radius. (Hint: A chord divides a circle into two segments. In problem 1, you found the area of the smaller segment.) I've no idea how to do this, ...

6 grade math
Middle School Mathematics How can I write a question In words that could be answered using expression for each and a diagram. 3/4 ÷ 1/2 and vise versa 1/2 ÷ 3/4 OK so I found a sample but I just can't think how would I write it out for my problems.

Math 120
The table shows the? distribution, by? age, of a random sample of 3990 moviegoers ages? 12-74. If one moviegoer is randomly selected from this? population, find the? probability, expressed as a simplified? fraction, that the moviegoer is not in 65-74 age range. Ages Number 12-...

Math 120
Thank you PsyDAG it's 1/4 * 1/4 = 0.0625

Math 120
Heart disease was the leading cause of death for women in the United? States, killing? 292,188 women in? 2009-that was approximately one in every four female deaths. What is the chance of two non-related women in a row both having heart disease?

Math
A fair coin is tossed two times in succession. The set of equally likely outcomes is {HH, HT, TH, TT}. Find the probability of getting exactly one head. The probability of getting one head

Social Studies
I think it is weather Byzantium or Galilee

Social Studies
Yeah! I am not sure but I guess 4 is C and 5 is A.

Social Studies
I think 4 is c

East Asia Politics
I am writing a research paper on China's One Child Policy and do not know what angle I should approach my thesis statement. Any thoughts as to what I can focus on with this paper? It has to be 7 pages long. Thanks for your thoughts!

Laws of Physics
A box is pushed 2.1m up a ramp into a container by an effort force of 200N. The container gains 200N. 1)What is the energy used to push the container? 2)What is the efficiency of the machine? 3)What force can affect the load when it is being pushed?

Politics
Is liberalism considered harmful or does it benefit countries?

math
If the variance of a light bulb is 400 and the mean lifetime of a light bulb is 600 hours. find the probablity of a light bulb lasting at most 622 hours

Calculus
Please help me solve these problems. 1.Find the inverse function (f^-1) of ?3x-2 2. Integration ? the top is x while the bottom is 1. (sin(t))/t dt

Math definition
Thank you

Math definition
I need the meaning of the following I looked in math book and online but it gives me so many things I need the meaning of it to put in my notes. "Of" "Out of" "Multiply fractions"

Thank you Bob pursley
Thank you

Math
I need help not sure if I'm doing this correctly. Parts of parts: Find each of the following parts of parts without drawing a diagram for each problem explained clearly A) 2/3 of 2/7 I think it's 4/15 because your multiplying. B) 6/11 × 2/7 I think it's 12/77...

Math
I need to know if I'm answering this correctly. How can you figure out the size of a of a part without having to draw a diagram? consider example of 2/3 × 4/5. A) describe how you could draw a diagram to me this calculation. I would do 5 vertical lines And 3 ...

Science
The force of gravity of objects on the moon is approximately one-sixth of their value on Earth. Joe's weight on the moon is 124 N. What will Joe's mass on Earth be?

Science
The force of gravity of objects on the moon is approximately one-sixth of their value on Earth. Joe weighs 7633 N on earth. What will Joe's mass on the moon be?

Math
I just want to make sure I'm right. Representing a portion of another portion can be thought of as finding a part of apart. For each of the parts described below figure out what part of the whole is described. for each problem show at least one picture or diagram that ...

Social Studies
please help me answer the question

Social Studies
13. From 1914-1916 as war raged in Europe what was one reason it was difficult for America to remain netrual? a. Alliance required that the u.s get involed in foregin affairs b. newspaper encouraged a policy of expansionism c. th warning powers interfered with the u.s right to...

math
in an arithmetic sequence 17th term is 9 times the first three terms and the 9th term is 6 less than 3 times the 1st term. Find the first three terms

math
I get 30 also

6 grade math
I only need help on #2 I did number one if you can check it great if not only can help me on 2 Croakie is a very talented frog. He does tricks for the audiences at the Calaveras County Fair contest every year. Some of his tricks are quickly making him famous. He not only hops...

Astronomy
Neptune can complete a rotation at 18 to 20 hours. You're rania's can make one in 16 to 28 hours. What is the average time it takes Neptune to complete rotation? What is the average time it takes uranus to complete a rotation? What is the average for both planets?

6 grade math
Coordinates are of the shape :of part a and b show these coordinates : (-2,-4), (-2,4), (2,4), (2,'4) Problem c: should I use a new figure or I can continue with same shape as part a and b . So how do I enlarge the shape: Draw a figure that is enlarge by a factor of 1.5 ...

Math
I have that same problem but mine has to equal to 17 not 16.

6th grade math Variables and ratios
I need help I don't know where to start or what to do I need guidance. Triangle A,B, and C have the ratio of the sides of triangle A to triangle B is the same as ratio of the sides of triangle B to triangle C. Triangle A has a base of 5 , Triangle B shows no base # , ...

physics
calculate the kinetic energy of a. A 1kg trolley traveling at 2m/s. b. A 2g (0.002kg) bullet traveling at 400m/s. c. A 500kg car traveling at 72km/h.

6 grade math
The shape is a trapezoid

6 grade math
I can't upload the image but I need help . Coordinates are connected them all. (0,0), (-9,0) , (-3,6) , (0,6) I have to draw a smaller sides that are 2/3 the length of the original. What I know is : 2/3= o.66 So after counting the squares from diagram I think I do the ...

Math
I have the same problem so far This is,what I put in my work Slope = rise/run Slope= y2-y/x2-x1 In your points -3(x1),3(y1) 1 (x2), -5 (y2) Now: -5-3/1--3 -2/4 Slope is -0.5 or -1/2

Triangles math
I want to confirm if I understood . Problem states : Draw a right triangle with a base of 2 units and a height of 3 units. Make three “copies” so that the lengths of the new sides are 50%, 300%, and 500% of the original. Solution: 1st triangle Base2×0.5= 1 new ...

Damon Triangles math
Thank you so to confirm 2×0.5 = 1. & 3×0.5= 1.5 So that means the triangle would be 3 by 4.5 On first triangle

Triangles math
Can someone direct me please. Am I doing this correctly. Draw a right triangle with the base of 2 units and a height of 3 units make three copies so that the length of the new sides are 50% , 300%, and 500% of the original. My idea is First triangle 2× 50 and 3× 50...

math
It better not be a lie if it's not my condenses for your loss

PreCalculus
Assume that x y and a are positive numbers. Use the properties of logs to write the expression log a 9(squrt)xy.

Science
thank you Ms.Sue

science connexus
that is right

Math fractions
How do you get from 4 22/15 to be 5 7/15. If some one can explain I keep breaking my head Thank you

Science
A scientist is studying a plant species in which the flower color genes are codiminant. The scientists crosses a plant with red flowers. The offspring will most likely have A. Red flowers B. White flowers C. Pink flowers D. Red flowers with white patches

science
I need help planning a space trip

Physics
Tarzan swings on a 33.0 m long vine initially inclined at an angle of 31.0? with the vertical. The acceleration of gravity if 9.81 m/s What is his speed at the bottom of the swing if he a) starts from rest? Answer in units of m/s b) pushes off with a speed of 5.00 m/s? Answer ...

Check my awns-The true cost of fossil fuels - Quiz
thnak you

Physics
Just as no mechanical device can be 100% efficient, no heat engine can transfer 100% of its heat to a single object. Some of the heat energy must be wasted (released into the environment). We have a heat engine that produces 150 J of heat, does 40 J of work, and emits 110 J ...

math
beth is decorating 24 cards. she decorated 1/3 of the cards on thursday and 1/2 of the cards on friday. What part of the cards does beth still need to decorate? 24 divide by 1/3 is 8 cards on thursday, 24-8=16 remaining cards 16 divide 1/2 is 8 cards on friday, 16-8=8 cards ...

Math
how to write 2 20/500 less than the quotient of x + 2 is equal to the sum of 3 6/10 and quadruple x

Interest
You deposit $4000 in an account earning 5% interest compounded monthly. How much will you have in the account in 5 years? Use n=12 for monthly compounding,n=4 for quarterly compounding,n=2 for semiannual compounding, and n=1 for annual compounding.)

Portions and integers
I need help please. Mercury is a metal that is liquid at room temperature. Its melting point of -39 degrees Celsius. The melting point of isopropyl alcohol is -89 Celsius. (Part A) In the context of this problem, what does zero mean ? (I think it just tells if the liquid will ...

Absolute value statement
Thank you David so it is |0-7|=|-7|=-7

Absolute value statement
This is part b:can someone help me of I'm doing this right. Mr. Wizard started at zero and jump to left 7 feet. Auntie long legs started at zero and John to right 5 feet. Wright an absolute value statement that shows the distance that each frog ended up from zero. Which ...

Inequality 6 grade math help
Am I doing this right? Mr. Wizard started at zero and jump to left 7 feet. Auntie long legs started at zero and John to right 5 feet which frog was ahead? Write an inequality statement (using < or >) to compare the values of their lending points. 7 <0 < 5 Aunts ...

6 grade math area perimeter
I want to make sure this one is ok. I know the area now I need perimeter. It's a long line it's a 1× 6 and on top in the middle is another box 1×2 shape the area I got was 8 sq.units. I think perimeter is 15units. Is this right

6 grade math area perimeter
Thank you

6 grade math area perimeter
I found the area but I need help on perimeter. The shape in form of letter L. The long is a 1×4 and the box on top is a 1×1. THE AREA IS 5 sq.units I think perimeter is 12 is this right

Intro to Business
business practice laws

Chemistry
A 2.00L flask was filled with 4.00 mol of HI at a certain temperature and given sufficient time to react. At equilibrium the concentration of H2 was 0.400 M. Find the equilibrium concentrations of I2 and HI and then find the Keq at this temperature 2HI(g) <-> H2(g) + I2(g)

Math
1) A ladder that is 15m long is leaning up against a building. The ladder makes an angle of 30 degrees with the ground. a) Find an exact expression for the height at which the top of the ladder contacts the wall of the building. 2) A tree is anchored by a guy wire that is ...

Math
the jetstream is a strong wind current that flows across the united states. flying with the jetstream, a plane flew 3,000 miles in 5 hours. Against the same wind, the trip took 6 hours. Find the airspeed of the plane (the speed in still water). My answer: X=550 miles per hour

Math
In a math class 70 students received an A on the third test, which is 175% of the students who received an A on the second test. How many students received an A on the second test

History
Hey I need to know how the government controls oil. Can you help me? It would be huuuuuge help! thx =)

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