Tuesday
July 7, 2015

Posts by Steven


Total # Posts: 517

chemistry
thank you!
March 17, 2014

chemistry
A laboratory instructor gives you a test tube containing Ag+ ,Ba 2+ , and Cu 2+ ions. Devise a reaction scheme that would allow you to selectively precipitate each of these ions. Write a balanced net ionic equation for each precipitation reaction.
March 17, 2014

social studies
Kyle you shouldnt just give the answers away they need to understand it and why it is that answer. 1. A. because in the western part of colombia you find the cool mountain ranges. 2. C. because a cordillears is very parallel and it has a 3 way mountain range that you can find ...
March 17, 2014

college chemistry
Copper(II) sulfide reacts with oxygen to produce copper (II) oxide plus sulfur dioxide. Suppose you start this reaction with 50.0 grams of copper(II) sulfide and 50.0 grams of oxygen and you actually produce 33.5 grams of copper(II) oxide. Calculate the percent yield for the ...
March 5, 2014

chemistry
Copper(II) sulfide reacts with oxygen to produce copper (II) oxide plus sulfur dioxide. Suppose you start this reaction with 50.0 grams of copper(II) sulfide and 50.0 grams of oxygen and you actually produce 33.5 grams of copper(II) oxide. Calculate the percent yield for the ...
March 5, 2014

science
Two forces of 5 N and 12 N respectivlely act on the same point. Show how to determine the magnitude of the resultant by using the tail to head and tail to tail methods and pythagoras theorem.
February 22, 2014

civics
In the Battle of _______, a disastrous charge against forces holding Cemetery Ridge led to Confederate defeat.
February 20, 2014

Math
Never mind, I figured it out myself!
February 5, 2014

Math
P.S. Double Bogey +2 Bogey +1 Par 0 Birdie −1 Eagle −2 (you might need this)
February 5, 2014

Math
I don't really understand this, could someone help me solve it? a) In her first round as a professional golfer, Michelle Wie made 12 pars, 4 birdies, and 2 bogeys. Refer to the chart of golf terms on page 336. How many strokes above or below par was she that round? b...
February 5, 2014

Math
A) 1/4 B) 1.25 pounds C) 8 Ounces (oz)=1 pound,approx 1.6 or 1.7 pounds per bird feeders. See if you can figure this on your own
February 5, 2014

computer Science
17 You purchase a used optical drive from a second and store replace a single optical drive that has gone bad on your desktop. How would you set the jumper? a. Single b. Cable select c. Master d. Slave
February 3, 2014

computer Science
17 You purchase a used optical drive from a second and store replace a single optical drive that has gone bad on your desktop. How would you set the jumper? a. Single b. Cable select c. Master d. Slave
February 3, 2014

computer Science
14 Your brother is going to serve in the military overseas for four years and asks you about storing his computer in a public storage facility while he is away. The storage unit is not temperature controlled. What could be the negative impact of doing this? a. The internal ...
February 3, 2014

computer Science
14 Your brother is going to serve in the military overseas for four years and asks you about storing his computer in a public storage facility while he is away. The storage unit is not temperature controlled. What could be the negative impact of doing this? a. The internal ...
February 3, 2014

Science
and also how? (if it even does)
February 2, 2014

Science
Does foam prevent convection? If not, what does it prevent? (radiation and conduction)
February 2, 2014

computer Science
20 You are trying to boot your computer but your computer keeps displaying a message after the POST that says “'invalid specification”. What does the error mean?” a. an attempt to overclock the primary drive has failed...
January 28, 2014

computer Science
18 You started your new job as a PC tech and are at a customer’s house. The computer has failed to boot. The fan is running but the POST fails every time. What is the best thing to do to possibly find quickly? a. Check the electrical outlet the computer is ...
January 28, 2014

computer Science
20 You are trying to boot your computer but your computer keeps displaying a message after the POST that says “'invalid specification”. What does the error mean?” a. an attempt to overclock the primary drive has failed...
January 22, 2014

psychology
20 You are trying to boot your computer but your computer keeps displaying a message after the POST that says “'invalid specification”. What does the error mean?” a. an attempt to overclock the primary drive has failed...
January 22, 2014

Also in connexus
THE OTHER CONNEXUS PERON IS RIGHT!@!!!
January 20, 2014

Discrete Math
A bag contains 5 red marbles, 4 yellow marbles, 3 green marbles, 2 orange marbles and 2 purple marbles. If three marbles are removed, what is the probability that at least one of them is red?
January 19, 2014

Math
Ignore this one, I accidently posted a second one
January 12, 2014

Math
How would you find the area of a shape shaped like a candy cane?
January 12, 2014

Math, area
Ok, thanks!
January 12, 2014

Math, area
one of those oval shaped, racecar/track and field tracks
January 12, 2014

Math, area
Along with this question, how would you find the area of the outer-part of a racing track?
January 12, 2014

Math, area
How would you find the area of a shape shaped like a candy cane?
January 12, 2014

math
5 quarters (1.25)+23 dimes(2.30)
January 12, 2014

social studies
I was wondering, what are some similarities between Hudson Bay Company and the Northwest Company
January 7, 2014

math help please...
1.You want to use the interval method to solve a rational inequality. Explain how to find the intervals. 2.Explain how the interval method works. 3.Explain in your own words what a reciprocal function is.
January 6, 2014

thank u steve
thanks
January 6, 2014

someone help me fast please...
someone do it fast please i need it tomorrow, please do it.
January 6, 2014

math
1.How is the maximum or minimum point of the original quadratic function related to the maximum or minimum point of its reciprocal function? 2.How can you use the leading coefficient of the original quadratic function to tell you whether its reciprocal will have a maximum or ...
January 6, 2014

geometry
what is the area of a hexagon with a base of 11m to the nearest whole number?
January 3, 2014

math
spencer morris works in the telemarketing division for a company that pays a salary of $735 per hour plus a commission of 3 1/2 of all sales greater than $15,500. if he sold $45,900 last month. what was his total gross pay? weggy
December 27, 2013

statistics
A student union wants to obtain a 90% confidence interval for the proportion of “full time” students who hold a part-time job for 20 hours or more per week. For this purpose, they want to interview a sample of full-time students. They want a margin of error to be at ...
December 20, 2013

MATH Statistics
A student union wants to obtain a 90% confidence interval for the proportion of “full time” students who hold a part-time job for 20 hours or more per week. For this purpose, they want to interview a sample of full-time students. They want a margin of error to be at ...
December 20, 2013

statistics 3.
A student union wants to obtain a 90% confidence interval for the proportion of “full time” students who hold a part-time job for 20 hours or more per week. For this purpose, they want to interview a sample of full-time students. They want a margin of error to be at ...
December 17, 2013

statistics 4.
The manufacturer of Porshe 918 Spyder car claims that their car can go from 0 mph to 60 mph speed in less than 2.5 seconds. To test this claim, a sample of 40 new cars of this type were driven and their average 0-60 mph time was 2.6 seconds with a standard deviation of 0.5 ...
December 17, 2013

statistics 3.
A student union wants to obtain a 90% confidence interval for the proportion of “full time” students who hold a part-time job for 20 hours or more per week. For this purpose, they want to interview a sample of full-time students. They want a margin of error to be at ...
December 17, 2013

statistics 4.
The manufacturer of Porshe 918 Spyder car claims that their car can go from 0 mph to 60 mph speed in less than 2.5 seconds. To test this claim, a sample of 40 new cars of this type were driven and their average 0-60 mph time was 2.6 seconds with a standard deviation of 0.5 ...
December 17, 2013

Statistics 4
The manufacturer of Porshe 918 Spyder car claims that their car can go from 0 mph to 60 mph speed in less than 2.5 seconds. To test this claim, a sample of 40 new cars of this type were driven and their average 0-60 mph time was 2.6 seconds with a standard deviation of 0.5 ...
December 16, 2013

Statistics 3
A student union wants to obtain a 90% confidence interval for the proportion of “full time” students who hold a part-time job for 20 hours or more per week. For this purpose, they want to interview a sample of full-time students. They want a margin of error to be at ...
December 16, 2013

Statistics 2
The body temperature of healthy human beings can be assumed to have a normal distribution with mean  and standard deviation . Body temperature measurements taken from a sample of 130 healthy individuals shows the sample mean temperature to be 98.249O F and ...
December 16, 2013

Statistics
How would you check the Z table for the first problem?
December 16, 2013

Statistics
A manufacturing facility produces iron rods whose mean diameter is 2.5 inches with a standard deviation of 0.2 inch. If a sample of 50 metal rods produced by the facility were randomly selected, what is the probability that the mean of these rods will lie between 2.4 inches ...
December 16, 2013

Psychology
17 Albert Ellis depicts the relationship between irrational belief and negative emotions through use of: a. a contingence contract. b. dialectrical theory. c.the A-B-C model. d. observational learning.
December 9, 2013

Psychology
4 The big Five in personality theories refers to which of the following? a. a set of functional traits such as neuroticism and openness to experiences. b. the group of personality theorists who criticized Freud's theory as too sexual. c. The effect of positive ...
November 22, 2013

Psychology
1 In Psychology, the study of personality focuses on: a. change. b. stability. c. external factors. d. learning factors.
November 22, 2013

Psychology
4 The big Five in personality theories refers to which of the following? a. a set of functional traits such as neuroticism and openness to experiences. b. the group of personality theorists who criticized Freud's theory as too sexual. c. The effect of positive ...
November 22, 2013

sychology
2 Carl Jung's idea of the collective unconscious state that we share: a. inherited universal ideas, wishes and memories. b. common learned experiences in childhood or infancy. c. tendencies to sacrifice ourselves for the group. d. ideas that arise from, and are specific to...
November 21, 2013

Math Statistics
A company sells cans of chicken soup that that are advertised to contain 20 oz. However due to variations in the manufacturing process, the volume of soup in the cans is, in fact, Normally distributed with a mean of 20.1 oz and a standard deviation of 0.4 oz. • What is ...
November 14, 2013

Math
Suppose a random variable X has a uniform distribution over the interval [-10,10]. • Find the probability that X lies between -2 and 6? • Find the probability that X2 lies between 9 and 64? (Note X2 is the square of X.)
November 13, 2013

Statistics Question 3
A company sells cans of chicken soup that that are advertised to contain 20 oz. However due to variations in the manufacturing process, the volume of soup in the cans is, in fact, Normally distributed with a mean of 20.1 oz and a standard deviation of 0.4 oz. • What is ...
November 13, 2013

statistics Question 2
Suppose a person buys 100 shares of stock at in a company at the cost price of $10 per share. He plans to sell at the end of the next month at whatever is the price at that time. The projected price of the stock at the end of next month and the corresponding probability of ...
November 13, 2013

Statistics Question 1
According to the American Heart Association, one in every four deaths in the U.S. is due to heart disease. Suppose 25 people will die in the U.S. in the next 5 minutes. • What is the chance that exactly 5 of the deaths will be due to heart disease? • What is the ...
November 13, 2013

Statistics
Are you sure that is the variance. I got .14
November 13, 2013

Statistics
Suppose a person buys 100 shares of stock at in a company at the cost price of $10 per share. He plans to sell at the end of the next month at whatever is the price at that time. The projected price of the stock at the end of next month and the corresponding probability of ...
November 13, 2013

statistics
According to the American Heart Association, one in every four deaths in the U.S. is due to heart disease. Suppose 25 people will die in the U.S. in the next 5 minutes. • What is the chance that exactly 5 of the deaths will be due to heart disease? • What is the ...
November 13, 2013

Statistics
Suppose a random variable X has a uniform distribution over the interval [-10,10]. • Find the probability that X lies between -2 and 6? • Find the probability that X2 lies between 9 and 64? (Note X2 is the square of X.)
November 13, 2013

Math
Rob practiced 3/5 of his music in 25 minutes. About how long did it take him to practice all his music?
November 13, 2013

Psychology
1 In Psychology, the study of personality focuses on: a. change. b. stability. c. external factors. d. learning factors.
November 12, 2013

Psychology
9 Dr. Kyle shared the newspaper clipping with the class. “This is an unusual case, but I believe that punishment phase of the trail would have been different in another state. The crime was committed, but the defendant is not in touch with reality most of the...
November 12, 2013

reading
a host of golden daffodils
October 25, 2013

reading
what metaphor is in the poem dafffodils by william wordsworth ?
October 25, 2013

reading
what assonance is in the poem daffodils by william-wordsworth?
October 25, 2013

Astronomy
Calculate the amount of energy released if a total of 1.5 kg of hydrogen is fused into helium.
October 24, 2013

history
The transformation of the office of UN secretary-general from “chief clerk” to “international peacemaker” proves that a. the Security Council is not as powerful as it was meant to be. b. the General Assembly may also become more active someday. c. the ...
October 15, 2013

psychology
8 Suppose that you are dropping off at a large mall without money and merely wander around looking at stores and displays. Later, someone asks you were a particular store is located in the mall. The fact that you direct the person to the store indicates that ______________ has...
October 15, 2013

Psychology
8 Suppose that you are dropping off at a large mall without money and merely wander around looking at stores and displays. Later, someone asks you were a particular store is located in the mall. The fact that you direct the person to the store indicates that ______________ has...
October 14, 2013

English
I need help writing an english essay
October 8, 2013

physics
A projectile is launched straight up at 55.5 m/s from a height of 73.5 m, at the edge of a sheer cliff. The projectile falls, just missing the cliff and hitting the ground below.
September 27, 2013

Chemistry
hi im steven i posted this question, can anyone help me understand how to do this problem and explain it to me please. I'm not really like this unit and i'm stressing for the exam coming up. please and thank you
August 19, 2013

math
How many ordered pairs of integers solutions (x,y) are there to 2x^2+3xy+y^2+2x+y+18=0?
August 14, 2013

Physics
Certain transmission lines can be modeled as a long 3D circuit as shown in the figure below. Here, all the the wires have equal length and electrical resistance R=1 Ω. Determine the equivalent resistance in Ohms between the points A and B. Assume the transmission line to ...
August 6, 2013

physics (please help elena)
We will now examine how much time we need to stop a ship-engine-like cylinder. Suppose you take a rotating cylinder and let it roll to the right until it reaches a vertical wall. It then spins against the two walls as shown in the picture, slowly slowing down. How much time ...
August 6, 2013

Physics
Dust particles are trapped on a surface. There are two energy levels particles can be in: absorbed on a surface with zero energy, and wiggling with energy E=3/2kT. However, since the surface area is limited, not all particles can be in any state. There are 1000 particles and ...
August 5, 2013

Physics
Rotating cylinders are not just physical abstractions: for example, they can turn a flow of the air, thus creating lift as the airplane wings. Historically people have even used rotating cylinders to power ships (although with little efficiency). NASA wrote more about this ...
August 5, 2013

math
i mean f^(5)(x)=f(f(f(f(f(x))))).
July 31, 2013

math
Define the function f(x)=2x/(1−x^2). Find the number of distinct real solutions of the equation f^(5)(x)=x.
July 31, 2013

math
Determine how many 1000 digit numbers A have the following property: When any digit of A, aside from the first, is deleted to form a 999 digit number B, then B divides A.
July 31, 2013

physics
A U.S quarter is rolling on the floor without slipping in such a way that it describes a circular path of radius R=4 cm. The plane of the coin is tilted at an angle of θ=45∘ with respect to the horizontal plane (see the figure below). Find the coin's period T in...
July 30, 2013

Physics
A wire is bent into the shape of an planar Archimedean spiral which in polar coordinates is described by the equation r=bθ. The spiral has N=100 turns and outer radius R=10 cm (R is the distance from point O to point T). Note that in the figure below we show a spiral ...
July 29, 2013

physics
Yeah it is !
July 29, 2013

physics
Our muscles atrophy when there is no gravitational force. On long space flights this is a problem, which is why astronauts exercise. On very long space flights it might be advisable to simulate gravity. Your space ship is a long cylinder of radius 100 m that spins about its ...
July 29, 2013

Data Structures and Algorithms
how can i give the link ??
July 24, 2013

Data Structures and Algorithms
Given integers R,M with M≠0, let S(R,M) denote the smallest positive integer x satisfying the congruence Rx≡1(mod M) if such an x exists. If such an x does not exist, put S(R,M)=0. Each line of this text file contains a pair of space separated integers representing...
July 24, 2013

physics
so whats the correct answer?
July 23, 2013

physics
no no your correct but correct answer will bet putting h-3 in place of h..
July 23, 2013

physics
i think we will get from your way damon h be about 15.68 which is wrong..
July 23, 2013

physics
A bungee jumper jumps from a bridge with a 3 m long bungee cord. Once the cord starts to stretch, it acts like an ideal spring with coefficient of elasticity k=100 N/m. What should be the minimum height of the bridge in m so that this jump is safe for the jumper? Details and ...
July 23, 2013

physics
You prefer soft-boiled to hard-boiled eggs, but you hate waiting next to your eggs to check if they're cooked. Therefore, you want to determine how often do you need to check the eggs so that they're not overcooked. What time does it take in minutes for a soft-boiled ...
July 22, 2013

physics
i researched online and it says J/kgK is the same as J/kgC so im gunna try just using 15 as the temperature, tell me what u get?
July 22, 2013

physics
i got 33.8 minutes im not sure what im doing wrong :/
July 22, 2013

physics
You prefer soft-boiled to hard-boiled eggs, but you hate waiting next to your eggs to check if they're cooked. Therefore, you want to determine how often do you need to check the eggs so that they're not overcooked. What time does it take in minutes for a soft-boiled ...
July 22, 2013

physics
You prefer soft-boiled to hard-boiled eggs, but you hate waiting next to your eggs to check if they're cooked. Therefore, you want to determine how often do you need to check the eggs so that they're not overcooked. What time does it take in minutes for a soft-boiled ...
July 22, 2013

Math
George studied 1/4 hour on Monday and 3/8 hour on Tuesday. How long did he study altogether on both days?
June 18, 2013

math
How Many years will it take to grow $321 to a value of 450.22 at a compounded rate of 12 percent
June 17, 2013

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