Friday
July 3, 2015

Posts by brandon


Total # Posts: 1,004

Math (PLEASE HELP!)
Thanks so much for your help.
June 7, 2015

Math (PLEASE HELP!)
I need help for part b though.
June 7, 2015

Math (PLEASE HELP!)
The temperature of an enclosure for a pet snake should be about 27°C, give or take 3°C. (show your work) a) What absolute value expression can be used to represent this situation? b) Use the expression to determine the temperature range the enclosure should have.
June 7, 2015

College Chemistry
I think the half reactions are: Fe2+ --> Fe3+ + 1e Oxidation? Cr3+ + 1e --> Cr2+ Reduction? I don't know the E0 for each... and I know to be spontaneous: E0cathode-E0anode where it is postive...
May 17, 2015

College Chemistry
For the reaction that occurs in the voltaic cell Fe(s)|Fe2+(aq)||Cr3+(aq),Cr2+(aq)|Pt(s) use data from Appendix D in the textbook to answer the following questions: a)Determine the equation for the cell reaction b)Determine E0 cell c)Determine ΔG0 d)Determine K I'm ...
May 17, 2015

civics
What amendment states "you have the to bare arms"? the 3rd amendment.
May 15, 2015

Physical science
A hydraulic lift is used to lift a heavy machine that is pushing down on a 3.0 m2 piston A1 with a force F1 of 1200 N. What force F2 needs to be exerted on a 0.090 m2 piston A2 to lift the machine? im having problems tring to solve it can you please help me?
April 20, 2015

math
17,830.80
April 7, 2015

math
How do you find the slope for the direct variation equation y=11x
April 5, 2015

Chemistry
How many grams of CO(g) are there in 67.0mL of the gas at 0.826atm and 30 ∘C?
March 20, 2015

math
my teacher keeps saying there is some formula or equation to solve this? Do you know.
March 12, 2015

math
Find the value of each markup or discount. Original: $20.00 percent of discount: 40%
March 12, 2015

math
How do you solve percent of change? My problem says identify the percent of change as an increase or decrease. Find the percent change. Round to the nearest 10th. 20 to 25
March 12, 2015

Math
A bag contains 1 red, 7 black and two yellow marbles. What is the probability of selecting 1 yellow marble, not replacing it then selecting another yellow marble? How do you solve this?
March 12, 2015

math
One is 2% of what number?
March 10, 2015

Math
what is 30% of 90? How do I solve with out calculator?
March 10, 2015

Math
Sam needs to cut a piece of sheet metal into 8 pieces. All the cuts are made in the same direction. It takes him 5 min. to make each cut. How many cuts will Sam make?
March 10, 2015

math
it takes about 20 minutes to grade a student's paper. How long, in hours, does it take to grade papers for a class of 25 people?
February 27, 2015

Physics
A clerk moves a box of cans down an aisle by pulling on a strap attached to the box. The clerk pulls with a force of 187.0 N at an angle of 25.0◦ with the horizontal. The box has a mass of 36.0 kg, and the coefficient of kinetic friction between the box and fl...
December 22, 2014

algebra
an access ramp has a height of five feet and a horizontal distance of 60 feet. find the length of l of the ramp tothe nearest tenth of a foot
December 16, 2014

algebra
a support wire 12 yardslong is attached to the top of a utility pole 10yards tall and is then stretched out. to the earest tenth of a yard,find how far from the base of the pole wire will beattached to the ground-breaking
December 16, 2014

algebra
the lengths of two sides of a right triangle are given. find the length of the third side. a=9,c=41
December 16, 2014

Social studies
What is the acrostic poem for Bill of Rights?
December 9, 2014

science
A 7E+3 kg object is 9.29 m away from a 4.7E+8 kg object. What is the gravitational force between the two objects?
December 7, 2014

math
A grocery store sells snacks by weight. A six ounce bag of mixed nuts costs $3.60. Predict the cost of a ounce bag
December 7, 2014

thermal energy states of matter
Lengths of railway tracks have small gaps between them. Why are they built this way and what might happen if there were no gaps
October 30, 2014

Chemistry
The answer is -168kJ
October 23, 2014

Physics
If a car increases its speed from 5 meters per second to 25 meters per second over 40 seconds. what is the acceleration? Give the unit.
October 12, 2014

Physics
o.625
October 12, 2014

Physics
A car increase its speed from 5 meters per second to 25 meters per second over 40 seconds, what is the acceleration
October 12, 2014

Physics
If a car increases its speed from 5 m/s to 25 m/s over 40 seconds. what is the acceleration? Give the unit.
October 12, 2014

physics
Calculate the power output of a 1.7g spider as it walks up a windowpane at 2.5cm/s . The spider walks on a path that is at 25 ∘ to the vertical.
October 10, 2014

physics
a locomotive is accelerating at 1.6 meters per second it passes through a 20.1 meter wide crossing in a time of 4.03 seconds after the locomotive leaves the crossing how much time is required until it's speed reaches 5.3 meters per second
October 6, 2014

language arts
Identify the complete adjective clause. The car I drive has 50,000 miles on the odometer.
September 24, 2014

physics
The longest pass in NFL history is approximately 83.7 m. Ignoring the effects of air resistance, calculate what must have been the initial speed of the football.
September 23, 2014

Algebra 1
What is an expression for the sale price of a shirt that is sold at 40% off the original price p? A. t=80-m B. t=m-80 C. t=80+m D. t=80m
September 18, 2014

math
Times the cups of sugar by the amount of pies.
September 17, 2014

Algebra 2
How would I find out the year by plug in 3885 for S and solving?
September 17, 2014

Algebra 2
From 1990 to 1994, the mail order sales of health products in the United States can be modeled by S = 10t^3 + 115t^2 + 25t + 2505 where S is the sales (in millions of dollars) and t is the number of years since 1990. In what year where about $3885 million of health products sold?
September 17, 2014

Physics
Two stones are thrown simultaneously, one straight upward from the base of a cliff and the other straight downward from the top of the cliff. The height of the cliff is 6.02 m. The stones are thrown with the same speed of 9.20 m/s. Find the location (above the base of the ...
September 13, 2014

Math
a number and its absolute value are equal. if you subtract 2 from the number, the new number and its absolute value are not equal. what do you know about the number? what is a possible number that satisfies these conditions?
September 11, 2014

math
thanks both of you!
August 14, 2014

math
What is the fewest number of 7's that can be added together to make their sum greater than 4000? A. 4001 B. 572 C. 571 D. 470
August 14, 2014

math
A rowing team rowed an average of 17.2 miles per hour with the current and 10.4 miles per hour against the current. Determine the team's rowing speed in still water and the speed of the current I need help fast. anyone?
July 27, 2014

Statistics
A research worker wishes to estimate the mean of a population by using sufficiently large sample. At the confidence level of 99%,the sample mean will be within 35% of the standard deviation. How large a sample should be taken?
June 11, 2014

Chemistry
Calculate [H3O+] in the following aqueous solution at 25 ∘C: [OH−]= 1.9×10−9M Calculate [H3O+] in the following aqueous solution at 25 ∘C: [OH−]= 2.1×10−2M Calculate [H3O+] in the following aqueous solution at 25 ∘C: [OH&#...
April 29, 2014

Social Studies
Ya i took the same test and got it wrong to......thanks ms.sue :(
April 24, 2014

math
2(2+0.5+0.75)= 2 (2.5+ 0.75)= 2 ( 3.25 ) 6.5
April 22, 2014

math
Allison needs 2 yards of blue ribbon, 1/2 yard of yards of yellow ribbon and 3/4 yards of green ribbon at $ 2.00 a yard. How much money do she need for the ribbon.
April 22, 2014

Chemistry
depending on the reaction taking place, the k values would be different: if the Cocaine is a product, then the pH is being lowered (due to the addition of the H+ ion). Thus the concentration of *C cocaine* would be higher than the *C freebase*. Meaning the K value would be ...
April 13, 2014

Math
Pay can buy a package of 20 balloons for $6 or a package of 50 for $9. How much cheaper is each balloon in the package of 50 balloons?
April 8, 2014

Math
What is the number of tens for 599
April 7, 2014

Math: Thinking Mathematically
A flagpole has the height of 16 yards It will be supported by three cables, each of which is attached to the flagpole at a point 4 yards below the top of the pole and attached to the ground at point that is 9 yards from the base of the pole, Find the total number of feet of ...
March 21, 2014

physics
A 2.284 km car is moving down a road with a slope of 13% at a constant speed of 11 m/s. What is the direction and magnitude of the frictional force?
February 25, 2014

Science
I also think its a
February 24, 2014

Calculus
The half-life of radioactive strontium-90 is approximately 31 years. In 1960, radioactive strontium-90 was released into the atmosphere during testing of nuclear weapons, and was absorbed into people's bones. How many years does it take until only 11 percent of the ...
February 17, 2014

fractions
Gisela finished washing 3/4 of her laundry. She washed 1/3 of this laundry today. Use a rectangle to draw a model to match your expression. What fraction of her laundry did she wash today?
February 11, 2014

fractions
A box with 2/3 cup of cornmeal was used to make pizza. Shelly used 1/4 of the box of cornmeal. Use a rectangle to draw a model to match your expression. What fraction of a cup of cornmeal did she use for the pizza?
February 11, 2014

math
A box with 2/3 cup of cornmeal was used to make pizza. Shelly used 1/4 of the box of cornmeal. Use a rectangle to draw a model to match your expression. What fraction of a cup of cornmeal did she use for the pizza?
February 11, 2014

math
Gisela finished washing 3/4 of her laundry. She washed 1/3 of this laundry today. Use a rectangle to draw a model to match your expression. What fraction of her laundry did she wash today?
February 11, 2014

Physics
Problem 1 (80 points) Consider a spring of equilibrium length L, lying horizontally in a frictionless trough. The spring has cross sectional area S perpendicular to its length. The trough constrains the motion of the spring so that any wave propagating along the spring is a ...
January 29, 2014

math
jake and jeremy both join a book club. jake pays $6 per book plus a $12 joining fee while jeremy pays a $17 joining fee and $5 per book. How many books will they have to buy before they are paying the same amount?
December 17, 2013

Math
Eli can’t see why a size transformation preserves orientation, but a similitude does not. How could you help him understand this concept?
December 8, 2013

Physics
Sitting besides a friend on a park bench, you grab her hat and start running in a straight line away from her. Over the first 15.0, you accelerate at 1 m/s^2 up to your maximum running speed. You then continue at your maximum running speed for 15 s more before your friend ...
November 18, 2013

Phyics
Sitting besides a friend on a park bench, you grab her hat and start running in a straight line away from her. Over the first 15.0, you accelerate at 1 m/s^2 up to your maximum running speed. You then continue at your maximum running speed for 15 s more before your friend ...
November 18, 2013

Math
An irrigation pump can pump 250 liters of water per minute. How many hours should the system work to water a rectangular field 75 m by 135 m to a depth of 3 cm?
November 17, 2013

Math
There are about 7 billion people on Earth. Suppose that they all lined up and held hands, each person taking about 2 yards of space. a. How long a line would the people form? b. The circumference of the Earth is about 25,000 miles at the equator. How many times would the line ...
November 17, 2013

Math
The horsepower is a nonmetric unit of power used in mechanics. It is equal to 746 watts. How many watts of power does a 350-horsepower engine generate?
November 17, 2013

physical/earth science
what important nonmetal is in brilliant yellow acrylic paint that contains titanium dioxide
November 12, 2013

Spanish
Tengo sed. ¿_____ un vaso de agua, por favor? A. Me trae B. Le traigo C. Me falta D. Quisiera I think it's A?
October 17, 2013

Physics
A boy sledding down a hill accelerates at 1.24 m/s2 . If he started from rest, in what distance would he reach a speed of 8.88 m/s? Answer in units of m
October 1, 2013

current events
I am turning twenty-six on Tuesday October Eighth. I have a grace period from the insurance company that I can stay on for a while after my birthday. When should I start signing up for this brand-new health care program? Even after you apply, is there a long processing wait ...
October 1, 2013

English 10 Honors
I need help figuring out what the theme of the poem Family "Heirlooms" by James Tate
September 26, 2013

Chemistry
It only says "K" , there is nothing about a Kc or Kp
September 16, 2013

Chemistry
Help please, What is the minimum mass of NH4HS that must be added to the 5.00-L flask when charged with the 0.350g of pure H2s(g), at 25 ∘C to achieve equilibrium? Ammonium bisulfide, NH4HS, forms ammonia, NH3, and hydrogen sulfide, H2S, through the reaction NH4HS(s)&#...
September 16, 2013

math
Working on patterns. There is a diagram. Its a rectangle with the numbers 10, 16, 23 in each corner. Inside the rectangle is a circle and inside the circle are the numbers 9, 12, 24. The directions say to place the numbers 8 to 26 either inside or outside the circle according ...
September 12, 2013

MATH
Working on patterns. There is a diagram. Its a rectangle with the numbers 10, 16, 23 in each corner. Inside the rectangle is a circle and inside the circle are the numbers 9, 12, 24. The directions say to place the numbers 8 to 26 either inside or outside the circle according ...
September 11, 2013

Math
Working on patterns. There is a diagram. Its a rectangle with the numbers 10, 16, 23 in each corner. Inside the rectangle is a circle and inside the circle are the numbers 9, 12, 24. The directions say to place the numbers 8 to 26 either inside or outside the circle according ...
September 11, 2013

math
Working on patterns. There is a diagram. Its a rectangle with the numbers 10, 16, 23 in each corner. Inside the rectangle is a circle and inside the circle are the numbers 9, 12, 24. The directions say to place the numbers 8 to 26 either inside or outside the circle according ...
September 11, 2013

physics
Henrietta is going off to her physics class, jogging down the sidewalk at a speed of 2.65m/s . Her husband Bruce suddenly realizes that she left in such a hurry that she forgot her lunch of bagels, so he runs to the window of their apartment, which is a height 54.8m above the ...
September 9, 2013

current events health care reform
Soon enough, I will be too old to remain covered under my parents' medical insurance. So, what happens next? For example, do I have to supply proof to some government agency that I have benefits when I do acquire them? Attaining gainful employment with a full package would...
September 5, 2013

current events health care reform
Thank you for that. That is going in the correct direction. Is there some mechanical process that I have to follow beyond that? Are there deadlines by which these procedures have to be followed? Hypothetically, how does the Obama administration expect people living below ...
September 5, 2013

current events health care reform
Soon enough, I will be too old to remain covered under my parents' medical insurance. So, what happens next? For example, do I have to supply proof to some government agency that I have benefits when I do acquire them? Attaining gainful employment with a full package would...
September 5, 2013

physical science
density equals mass divided by volume 39.5 grams divided by 5.0 cubic centimeters 7.9 grams per cubic centimeter
September 5, 2013

college physics
9.0 meters per second squared (9.0 meters per second every second).
September 5, 2013

Math
The mode refers to the most frequently repeated number. If there is only one number that appears more often than others, then that is uni-modal. If there are two popular numbers that occur an equal number of times, then that would be bi-modal. If neither case applies, then ...
September 5, 2013

Physical Science
which waves have wavelengths longer than those of visible light? Give an example of how each kind of wave is used.
September 5, 2013

Physical Science
Which of the following does NOT show the law of conservation of mass? A. 24 g of Mg burn in 32 g O2 to produce 56 g of MgO. B. 24 mL of Mg burn in 32 mL O2 to produce 56 mL of MgO. C. 2 atoms of Mg react with 1 molecule of O2 to produce 2 units of MgO. D. 1 atom of Mg reacts ...
August 27, 2013

Physical Science
Which of the following statements about ice melting is true? A. Energy flows from the ice to its surroundings. B. Water molecules move from their fixed position. C. Water molecules lose energy. D. The temperature of the ice increases as it melts. I think it's C.
August 27, 2013

Pyhsical Science
Which of the following statements is true about scientific theories? A. Scientific theories become scientific laws. B. Scientific theories are never proven. C. Scientific theories become hypotheses. D. Scientific theories summarize patterns found in nature. I think it's B.
August 27, 2013

Pyhsical Science
What is a system of knowledge and the methods used to find that knowledge? A. science B. technology C. measurement D. curiosity I think it's D.
August 27, 2013

Health
What is an example of impulsive and often dangerous behaviors that people with borderline personality disorder have a tendency to display? A. Driving recklessly B. Binge eating C. Engaging in unsafe sex D. All of the above I think it's D.
August 22, 2013

Health
The difference between dysthymic disorder and major depressive disorder is that ________. A. Symptoms of dysthymic disorder are usually less severe than those of major depression B. Symptoms of dysthymic disorder are usually shorter than those of major depression C. Symptoms ...
August 22, 2013

Health
What is stress management? A. Controlling and reducing the tension that occurs in stressful situations B. Controlling and reducing the tension that occurs in peaceful situations C. Controlling and reducing the happiness that occurs in peaceful situations D. Controlling and ...
August 22, 2013

Health
What is an example of having a poor diet? A. Making unhealthy food choices B. Not eating enough C. Not eating on a normal schedule D. All of the above I think it's D.
August 22, 2013

Health
Imagining potential negative big events is one way that a person can manage his or her stress. To help with this, one should ________. A. Be confident B. Relax with deep breathing C. Think positively D. Have a back-up plan I think it's B.
August 22, 2013

Health
What can long-term stress cause? A. Abnormal heart beats B. Acne C. Obesity D. All of the above I think it's D.
August 22, 2013

Health
It's B.
August 22, 2013

Health
Physical signs of stress typically include ________. A. Stomach growling B. Tense muscles C. Tickling sensation D. All of the above I think it's D.
August 22, 2013

Statistics
A simple random sample of cars in a city was categorized according to fuel type and place of manufacture. domestic foreign gasoline 146 191 diesel 18 26 gasoline/ 51 79 electricity hybrid 1. If the two variables were independent, the expected number of foreign gas/electric ...
August 21, 2013

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