Wednesday

October 26, 2016
Total # Posts: 823

**physics **

a 6 0 kg piece of aluminum at 645 degrees to celsius is combine with 1.0 kg of ice at -15 degrees Celsius in a thermally isolated calorimeter of negligible heat capacity what is the equalilbrum temperature the mixture evenually reaches?. q1+q2+q3=0 QAl = .6kg* .9kj/kg-K * ...

*March 9, 2015*

**chemistry**

calculate the mass of barium hydroxide required to prepare 2.0L of a 0.500mol/L solution. I got 342.64 g.

*March 8, 2015*

**Chemistry**

What is the percentage yield for a reaction if you predicted the formation of 21 grams of C6H12 and actually recovered only 3.8 grams?

*March 8, 2015*

**english**

select the antecedent of the pronoun in the following sentence. The strikers will return to work when the union representatives have completed their negotiations. A. negotiation B. representatives C. work D. strikers

*March 6, 2015*

**math**

Solve this.. ◻ ➕ ◻ ➕ ◻=30 Fill the boxes using (1, 3, 5, 7, 9, 11, 13, 15)

*March 4, 2015*

**College Algebra**

A basketball player scored 26 times during a game. He scored a total of 45 points, 2 for each field goal and 1 for each free throw. How many 2 point shots did he make and how many free throws?

*January 26, 2015*

**psychology**

In your opinion: Do you believe that environmental factors can affect how the person performs daily? If so, which one do you believe make the biggest impact in people’s lives?

*January 21, 2015*

**Psychology**

Do you believe that environmental factors can affect how the person performs daily? If so, which one do you believe make the biggest impact in people’s lives?

*January 21, 2015*

**Psychology Statistics**

Submit your answers to the following questions using the ANOVA source table below. The table depicts a two-way ANOVA in which gender has two groups (male and female), marital status has three groups (married, single never married, divorced), and the means refer to happiness ...

*January 20, 2015*

**Math, Quadratic Functions, Max/Min Word Problems**

Two numbers have a sum of 72. What is their product if it is a maximum?

*January 16, 2015*

**Math, Quadratic Functions**

Eighty metres of fencing are available to enclose a rectangular play area. Determine the dimensions that will enclosed the maximum area. What is the maximum area?

*January 16, 2015*

**calculus**

finding first derivative for functions y=x³In(5x)

*January 3, 2015*

**algebra 2**

find all zeroes -3x^4 + 27x^2 + 1200 =0

*December 29, 2014*

**Life Span Development**

Question 1 1-The quality of a children’s attachments has been found to affect a-what children expect social interactions to be like. b-whether children remember positive or negative aspects of events better. c-children’s concepts of themselves. d-all of the above. (I...

*December 16, 2014*

**algebra 2**

simplify the expression -6+i/-5+i

*December 14, 2014*

**Life-Span Development**

Thank you!

*November 22, 2014*

**Life-Span Development**

I need for someone to check my questions letters that I match up to the answers that I chose Here are the questions 1. Concrete Operational Stage (I chose d) 2.Egocentrism (I chose i) 3.Formal Operational Stage (I chose h) 4.Influences on the Development of Self Concept (I ...

*November 22, 2014*

**Psychology**

Kuhn (2000) wrote that “Thus, to study memories is to study much of what we are interested in under the headings of cognition and cognitive development” page 22 Explain what does this statement means Reference: Kuhn, D. (2000). Does memory development belong on an ...

*November 15, 2014*

**Math/I'm an adult**

if 14W=5R, what does 16W equal?

*November 1, 2014*

**Psychology**

Thank you!

*October 25, 2014*

**Psychology**

I chose the letter to match the following theories and descriptions. Could please correct me to see if I chose the correct letter to match? I am matching the following theories and descriptions with the letters. Freud's personality theory. <I pick the letter (e)> ...

*October 25, 2014*

**English**

Scherer, K. R., Clark-Polner, E., & Mortillaro, M. (This is the primary source) Elfenbein and Ambady (is a secondary source and the date of this secondary source 2002) I am citing a secondary source (Elfenbein and Ambady) into my paper. The primary source is Scherer, K. R., ...

*October 18, 2014*

**English**

Thank you, Writeacher

*October 18, 2014*

**English**

Here is my question. Can I end a sentence with the word (in)? Here is an example of my sentence with the word (in) at the end of my sentence. This alters the way we view lifespan development, as individuals truly never stop evolving and changing their own perceptions and ideas...

*October 18, 2014*

**Counseling **

I chose C for this question. Is C the correct answer? 1. Dr. Ben Casey encountered a problem with a new client in therapy. Using the model of reflective practice what is the sequence of steps Dr. Jones should use in order to work with this client effectively? a. Reflect on ...

*October 15, 2014*

**psychology**

I chose the answer that I believe to be correct. I need help from an expert to indicate if the answers that I chose are right or wrong answers and indicate the correct letter or answer needed. Question 1 1. Dr. Jones encountered a problem with a new client in therapy. Using ...

*October 15, 2014*

**psychology**

I chose the answer that I believe to be correct. I need help from an expert to indicate if the answers that I chose are right or wrong answers and indicate the correct letter or answer needed. Question 1 1. Counselors use Bronfenbrenners model most explicitly in their work ...

*October 15, 2014*

**grammar**

brother and stone

*September 22, 2014*

**grammar**

What is a simile for stone?

*September 22, 2014*

**simile**

haze and wall

*September 22, 2014*

**simile**

What does the simile mean for a haze rises from the bay like a wall of gray closing you off from everything?

*September 22, 2014*

**social studies**

What is on negative effect of the the huge oil reserve in Nigeria?. deforestation desertification air and water supply unemployment

*September 18, 2014*

**math**

Minnie has 6 country cds and 5 rock cds amanda has 5 rock cds and 6 country cds who has more cds explain

*September 16, 2014*

**gcu**

Show that 100 g of 100°C steam will completely melt 800 g of 0°C ice.

*September 14, 2014*

**niu**

Show that 100 g of 100°C steam will completely melt 800 g of 0°C ice.

*September 14, 2014*

**Math**

How many pieces of carpet can be cut from the roll if each piece is to be 2/5 meter long?

*September 2, 2014*

**Science in motion pHY 102**

Find the net force produced by a 30-N force and a 20-N force in each of these cases: (a) Both forces act in the same direction. The net force produced by 30-N force is 60-N The net force produced by 20-N force is 40=N Applied Forces Net Forces 30-N = 60-N 30-N

*August 28, 2014*

**American Government**

Legislation that contains ambiguous language....? A. is easy to implement B. allows for discretion on the part of those implementing the law C. prevents implementation of laws that are inconsistent with congressional intent D. is a typical strategy that ensures the law will be...

*August 25, 2014*

**American Government**

thanks

*August 23, 2014*

**American Government**

Declining public trust in government over the past 40 years is linked to_______? A. the assassination of John F. Kennedy B. the end of the Cold War C. a rising sense of confidence in the ability of politicians D. a general decline in voting The only thing I am finding to this ...

*August 23, 2014*

**American Government**

Thank you again. I'm not very good with American Government.

*August 23, 2014*

**American Government**

A?

*August 23, 2014*

**American Government**

Which of the following interest groups is considered to have the most influence over Congress? A. The American Bar Association B. The Sierra Club C. The National Education Association D. The National Rifle Association

*August 23, 2014*

**American Government**

Thanks

*August 23, 2014*

**American Government**

I think the answer to this question is C because my book says: Business groups are not always united on one side of an issue. Competitors within an industry extend their rivalries to the political arena. Just recently Microsoft lobbied the Justice Department to look into ...

*August 23, 2014*

**American Government**

Which of the following is an example of a company trying to influence government to hurt its competition? A. a toy manufacturer seeking help from the Consumer Product Safety Commission B. local chambers of commerce holding fund-raisers for congressional candidates C. Microsoft...

*August 23, 2014*

**American Government**

Thank you.

*August 23, 2014*

**American Government**

B?

*August 23, 2014*

**American Government**

Issue Networks: informal groupings of experts and lobbyists in and out of government organized to influence a specific policy. This is how my book defines it.

*August 23, 2014*

**American Government**

Which of the following is part of an issue network addressing education policy? A. an education reporter for the New York Times B. a lobbyist for the American Federation of Teachers C. the White House Chief of Staff D. the governor of California I have C and D eliminated. I&#...

*August 23, 2014*

**Government**

thank you

*August 23, 2014*

**Government**

Roughly how many former members of Congress and staffers serving as lobbyists were involved in the health care reform debate in 2009? A. about 100 B. about 350 C. Former members of Congress and staffers are permanently barred from lobbying D. about 1,000

*August 23, 2014*

**math STEVE**

Mr. Corbin is a salesman. He gets a 5% commission on all sales between $100 and $500 and a 10% commission on all sales above $500. His commission on sales of $783 was:

*August 19, 2014*

**math**

OHH i typed it wrong: Mr. Corbin is a salesman. He gets a 5% commission on all sales between $100 and $500 and a 10% commission on all sales above $500. His commission on sales of $783 was:

*August 19, 2014*

**math**

what is garbled?

*August 19, 2014*

**math**

1. Mr. Corbin is a salesman. He gets a 5% commission on all sales between $100 and $500 and a 10% commission on sales of $783 was: 2. Of the students who tried out for the baseball team, 1/8 tried out as catchers, 1/3 as infielders, and 1/4 as outfielders. The fraction of the ...

*August 19, 2014*

**math**

thanks.

*August 19, 2014*

**math**

Which one is associative? 6(3) + 6(7) = 6(10) or 1/2(8*9)=4*9

*August 19, 2014*

**math**

(-1)^1989-(-)^1988

*August 19, 2014*

**cda**

Great!

*August 17, 2014*

**Alegbra**

y=-3/2x -2

*August 17, 2014*

**business**

1. On the income statement, extraordinary items are reported A. immediately after the continuing operations section. B. before the operating income section. C. immediately before the discontinued operations section. D. net of income tax or net of income tax savings. 2. _______...

*August 11, 2014*

**teaching**

Identify the three major periods, and the two major eras in the history of American Education. I searched the information along with the website, and my reading in Chapter 5 of Introduction To the Teaching Technology, found the years 1642-1776 showed how important institutions...

*August 8, 2014*

**MATH(HELP)**

The ratio of guppies to angelfish in a shop was 2:3. The number of angelfish was 2/3 the number of gold fish. The shopkeeper decided to replace 1/4 of the guppies with some angelfish. The number of angelfish in the end. How many guppies were in the shop in the beginning?

*August 7, 2014*

**MATH(HELP)**

The ratio of guppies to angelfish in a shop was 2:3. The number of angelfish was 2/3 the number of gold fish. The shoe keeper decided to replace 1/4 of the guppies with some angelfish. The number of angelfish she added was equal to the number of the guppies she replaced. There...

*August 7, 2014*

**math**

On a plane trip, baggage over 41 pounds is charged at the rate per pound of 1% of the one-way fare. The charge for a bag weighing 52 pounds on a trip where the one-way fare is $98 is:

*August 7, 2014*

**math**

Ahmed earns $1.50 for every video game he sells. When he sells one carton of 30 video game, he earns an additional $10. What is the minimum number of video games he has to sell in order to earn $450?

*August 6, 2014*

**Alegbra**

Translate to an in equality The temperature is at least minus 6 degrees

*August 5, 2014*

**Alegbra**

8-3 greater than 4-2y

*August 5, 2014*

**Alegbra**

8-3x greater than 4-2x

*August 5, 2014*

**Alegbra**

x - 1/11 greater than 1/2

*August 5, 2014*

**Mortgage payoff**

How much would you have to pay each month (current payment is 603.97) to pay off a 30 year mortgage with a $32,000 balance in five years or fewer? Thanks

*July 25, 2014*

**math**

how much would you have to pay each month to pay off a $32,000 remaining mortgage/30 years if you want to pay off in fewer than 5 years?

*July 25, 2014*

**Alegbra**

5y + 9 = 14y + 9

*July 24, 2014*

**Alegbra**

Divide, if possible, and check. If a quotient is undefined, state this. (-4.9)(7.2)/0

*July 23, 2014*

**Alegbra**

Find the prime factorization of 350

*July 22, 2014*

**Alegbra**

combine like terms -9x - 13x + 7 easy problem My professor says I have an error in combine "x" terms -22x + 7 help!

*July 21, 2014*

**Alegbra**

identify the terms in each expression -4 - -3 + 2xy

*July 19, 2014*

**Alegbra**

combine the like terms -9x - 13x = 12x

*July 19, 2014*

**Alegbra**

Translate the phrase to mathematical language. Then simplify the expression the difference between 119 and -40 What is a numerical expression for the phrase?_________(Do not Simplify) Now simplify the expression

*July 16, 2014*

**Alegbra**

find a equation for the line containing the given points. Let x represent the number of years after 2000 and y the number of volunteers in millions. x=5.4 millions y=.11.2 million

*July 15, 2014*

**Alegbra**

given the point-slope equation y+8=-5(x-6), state the indicated point of the graph

*July 15, 2014*

**Alegbra**

graph a line with the indicated slope and y-intercept. slope=-6 y-intercept=(0,7)

*July 15, 2014*

**Alegbra**

given the point-slope form of a line, find the point and slope we could use to graph y-4=3/2(x+5) answers: P: (-5/4) S: (3/2) how do I get to the answer

*July 14, 2014*

**Alegbra**

Given the point-slope form of a line, find the point and slope we could use to graph. y-4=3/2(x+5)

*July 14, 2014*

**Alegbra**

I really don't understand what I am doing. Needing help! With graphing, tell whether the graphs of each pair of equations of each pair of equations are perpendicular. 1.y=7x-9 2.-3y=21x+7 slope=7 y=-7x-(7/3) y-intercept=-9 slope=-7 y-intercept=-(7/3)

*July 14, 2014*

**Alegbra**

Will be the graphs of each of these equations be perpendicular. 1.y=7x-9 slope=-7 y-intercept=-9 2.-3y=21x+7 y=-7x(7/3) slope=-7 y-intercept=-(7/3)

*July 13, 2014*

**Alegbra**

Given the point-slope form of a line find the point and slope we could use to graph y-=3/2(x+5)

*July 13, 2014*

**Alegbra**

multiply--15(6a+6)

*July 13, 2014*

**Alegbra**

What number is 2% percent of 840? Type an integer or decimal answer

*July 13, 2014*

**algebra**

Find the slope and the y-intercept of the line. 9x + 5y=56

*July 12, 2014*

**algebra**

Find the slope-intercept equation for the line with the indicated slope-intercept slope 5/8; y-intercept (0,-3)

*July 11, 2014*

**Alegbra**

y = -7x - 9, -3y = 21x + 7 without graphing, tell whether the graphs of each pair of equations are perpendicular.

*July 11, 2014*

** college physics **

An ultrasonic motion sensor sends very short pulses for ultrasound to measure the distance to an object . The sensor cannot send another pulse until the echo form the previous pulse is detected. What is the maximum possible number of individual measurements per second if the ...

*June 19, 2014*

**test and measures**

If the true score variance is equal to 10 and error variance is equal to 2, what is our estimate of reliability? [Hint: Think about the conclusions that we draw from the assumptions of classical test theory]

*June 5, 2014*

**Principles of Accounting**

Secret Trails received payment in full within the credit period for horse boarding for $900 plus 6% sales tax. terms of the sale were 2/10, n/30. which entry is required to record this payment? a. Debit Cash, $900; credit accounts receivable sales $900 b. Debit cash, $936; ...

*June 1, 2014*

**statistics**

A researcher is measuring air quality samples. The average air quality of his samples is 60 clean units. If a raw score of a clean in a specific hospital room is 75 and the corresponding z-score is 5, what is the standard deviation of the dataset?

*May 29, 2014*

**Math**

population has a mean of µ = 80 with σ = 20. a. Would a score of X=70 be considered an extreme value (out in the tail) in this sample? b. If the standard deviation were σ = 5, would a score of X=70 be considered an extreme value?

*May 27, 2014*

**Healthcare Human Resources**

Complete Questions 1 and 2 for Exercise 3 at the end of Chapter 15 of Human Resources in Healthcare. Then, complete the calculations for "Skill Builder: Human Resource Forecasting Assignment" in the course text Human Resource Management Applications.

*May 24, 2014*

**Algebra 1**

The marketing director of a department store interviewed 50 customers who had bought appliances the previous week. They found that 20% of the customers bought a washing machine and 40% bought a dishwasher. Also 48% of the customers bought an appliance other than a washing ...

*May 14, 2014*