Wednesday

January 18, 2017
Total # Posts: 585

**Chemistiy**

based on standard reduction potentials which metals would i) inhibit rusting ii)promote rusting My general statement is: > If the reduction potential is higher it will inhibits rusting and if it is lower it will promote rusting But im not sure because it doesn't make ...

*January 15, 2017*

**physics**

assuming the target is horizontal from the gun. distance bullet falls: h=1/2 g t^2 where the time is from t=46/460 seconds h=1/2 (9.8)(46/460)^2

*January 15, 2017*

**Chemistiy**

How does the presence of impurities such as copper affect the rusting of a piece of sheet metal of iron?

*January 15, 2017*

**English**

Does Hamlet reach enlightenment? I personally think not because he is still unaware that he has become exactly like Claudius and dispute saying things that virtuous and just he is hypocritical in his actions. Also follow up question: What did Hamlet die thinking (like of ...

*January 13, 2017*

**Math**

or your make them have all the same denominator both ways are equally as correct.

*January 13, 2017*

**Algebra 1**

I agree with both!

*January 13, 2017*

**Engli**

Thanks that's really good! gives me a lot to think and read about.

*January 12, 2017*

**Physics**

Can someone please tell me how to derive this: its supposed to be projectile motion with spring x = Sqrt (dx*g*1/2*m) +(mgh sin2theta) ---------------------------- (1/2)(k)(sin2theta) all i got is r =v^2sin2theta / g x is displacement of elastic plz help

*January 10, 2017*

**Physics**

Can someone please tell me how to derive this: its supposed to be projectile motion with spring x = Sqrt (dx*g*1/2*m) +(mgh sin2theta) ---------------------------- (1/2)(k)(sin2theta) all i got is r =v^2sin2theta / g x is displacement of elastic plz help

*January 9, 2017*

**English**

yes i have. the only thing is they mention evolution but they dont elaborate on it rather they are summarizing the book. But thank you! if you come across anything else please let me know.

*December 28, 2016*

**English**

If you haven't read the book is it possible you can post links to where i can find some information. Google hasn't really helped me so far.

*December 28, 2016*

**English**

How does Day of the Triffids display evolution? i am having a hard time coming up with a thesis for Day of the Triffids to display evolution compared to Orxy and Crake... For Orxy and crake i know evolution is a distinct theam but i am experiencing difficulty finding this ...

*December 28, 2016*

**Biology**

The anticodon for GCG is: A) AUA B) CCT C) UAU D) CGC **D

*December 19, 2016*

**Math**

My son has the numbers 1-12. In a square all sides must add up to 25. Each number can only be used once apart from the corners as they will be used twice to form the square pleaseee hellpppp

*December 15, 2016*

**Algebra**

if 15's student said in a survey that pizza was their favorite food how many students are in the entire class if it was 3/5 of the class?

*December 14, 2016*

**Math**

only straight line segments

*December 13, 2016*

**math**

d/15 - d/20 = 8/60 4 d - 3 d = 8 d = 8 ===================== then Amy takes (8/20)*60 =24 min and Ashley takes (8/15)*60 =32min Indeed difference of 8 min

*December 13, 2016*

**Chemistiy**

Check if im right please. a. oxidation occurs at my anode ____ ** Voltaic Cell b. You can use standard reduction potential table to calculate how much voltage it takes to operate me____ **Both voltaic cell and electrolytic cell

*December 13, 2016*

**math Venn diagram**

In a small school of 100 students 70 like red, 50 like blue and 10 like yellow. If told that the 10 students who selected yellow do not like red or blue. How many students like red and blue?

*December 13, 2016*

**Math**

for a cub scout meeting, the leader bought 4 pizzas, and 1 1/2 of the pizzas contained pepperoni. the scouts ate 5/6 of the pizzas that contained pepperoni. the remaining pizza that contains pepperoni represents what fraction of the 4 pizzas that the leader bought?

*November 11, 2016*

**Physics**

How long will it take a motor with an output power of 4000 W to lift a 250 kg container vertically upwards 25 m? how would u do the calculation?

*November 8, 2016*

**Conceptual Physics**

lol! thank! i was thinking i was missing something! :P

*November 8, 2016*

**Conceptual Physics**

While driving down an icy road in his pickup truck, Dan slid off the road into a ditch. He and his two friends each exerted a force of 200 N on the truck for two minutes, but failed to move it. The work done by the three friends on the truck was? the answer is 3.0m/s but isn&#...

*November 8, 2016*

**Chem**

Suppose 0.1 mL of 1.0 M HNO3 is added to water with a pH of 7. Use your answer above to predict the pH

*November 8, 2016*

**psy**

4. In the _______ theory of motivation, _______ motivation is to satisfaction provided by activities that are their own reward as _______ motivation is to satisfaction derived from the reward for some kind of behavior, such as money or status. &...

*October 17, 2016*

**pys**

3. In the research conducted by Hans Eysenck, factor analysis was used to identify ________ basic personality dimensions. Of these, the tendency to distort reality was labeled: A. three; extraversion B. five; neuroticism. C. three...

*October 17, 2016*

**psy**

2. Which of the following statements regarding the outcomes of Mary Ainsworth's strange situation experiments is most accurate? A. Ambivalent children may both hit and embrace their mother on her return. B. ...

*October 17, 2016*

**math**

The number of pounds of apples a cannery can process and the processing cost are P(h) = 375h and C(n) = 0.35n + 1000 where P(h) is the number of pounds of apples that can be processed in h hours and C(n) is the cost of processing n pounds of apples. Use composition of ...

*October 7, 2016*

**Statistics**

Let's say that your average monthly charge is normally distributed with a mean of $500 and a standard deviation of $100. The credit card company will call anytime your purchases for the month exceed the 99th percentile. What is the dollar amount beyond which you will get a...

*October 6, 2016*

**Chem**

dissociation NaCH3COO*3H2O

*September 14, 2016*

**math**

The perimeter of a rectangular garden is 46. The length is 7 less than 4 times the width. What are the dimensions of the garden?

*September 9, 2016*

**Math**

Sorry it's h(t)=7.8+3.5sin((pi/6(t-3))

*July 22, 2016*

**Math**

For a certain day,the depth of water,h, in metres in PEI, in hours is given by the formula:h(t) = 7.8sin (pi/6(t-3)), t E [0,24], assume t=0 represents midnight. Provide an algebraic solution to determine the time(s) of day, the water reaches the depth of 10.29 m( give your ...

*July 22, 2016*

**math**

the productivity of a person is modelled by the function y=5cos(pi/2 t)+5, where t is in hours and t>and equal to 0. if the person starts work at 8:00am and works for 12 hours determine at what times they are least productive.assume that t=0 represents 8:00am.

*July 21, 2016*

**math**

Given that 0 ≤ 𝑥 ≤ 𝜋/2and 0 ≤ 𝑦 ≤𝜋/2 find the exact value of 𝑡𝑎𝑛(𝑥 + 𝑦) if 𝑐𝑜𝑡(𝑥) =6/5 and 𝑠𝑒𝑐(𝑦) =3/2

*July 20, 2016*

**Math**

Thank you! And srry didn't see earliers

*July 14, 2016*

**Math**

Write an equation for a log functions base 2 whose graph has the following properties: vertical asymptote of x=-6 Domain of x<-6 Passing through (-8,3)

*July 14, 2016*

**Math**

Write an equation for a log functions base 2 whose graph has the following properties: vertical asymptote of x=-6 Domain of x<-6 Passing through (-8,3)

*July 14, 2016*

**Math**

equation log_b a = c. a) If 0 < a < 1 < b, what can you conclude about c? b) If a < 0 < 1 < b, what can you conclude about c? Please help !

*July 14, 2016*

**Math**

For what value of k will the following function have y-intercept of 5. log{base 3} (-5x +k^2)-1

*July 14, 2016*

**science**

a rock is thrown 1.8 meters into the air. find how fast it was thrown?

*April 15, 2016*

**Physics**

A stone is dropped from a tower 100 meters above the ground. The stone falls past ground level and into a well. It hits the water at the bottom of the well 5.00 seconds after being dropped from the tower. Calculate the depth of the well. Given: g = -9.81 meters/second2.

*April 12, 2016*

**Chemistry lab**

A 1.340gram sample of an unknown acid, H3A, was placed in a 250.0 mL volumetric flask and diluted to volume with water. A 45.35 mL sample of this acid solution was titrated with 37.77 mL of a 0.1006M NaOH solution. A) Using one set - up dimensional analysis B) Calculate the ...

*March 22, 2016*

**Chemistry**

Write the oxidation half reaction for Magnesium metal and write the reduction half equation for Cu^2+ ions? I don't understand, please give me a simple explanation.

*March 1, 2016*

**grammar**

whats the prefix of bayou

*March 1, 2016*

**Grade 11 Functions**

A small company manufactures a total of x products per week. The production cost is modelled by the function y=50 + 3x. The revenue is given by the function 6x - x^2/100. How many items per week should be manufactured to maximize the profit for the company? Please help! The ...

*January 24, 2016*

**Math**

I have 60 questions to answer and 70% is passing I got 20 wrong did I pass

*January 21, 2016*

**Probability**

A box contains 3 blue, 5 red, 4 white marbles. If one marble drawn at random: find probability of blue given not white. Find probability of not red given not white

*January 4, 2016*

**Help with College Stat class**

c) There is a correlation between students’ levels of anxiety and the number of days they are absent from school (r = 0.53, p = 0.31). Interpret if this result was statistically significant and explain why or why not.

*December 7, 2015*

**Statistics**

c) There is a correlation between students’ levels of anxiety and the number of days they are absent from school (r = 0.53, p = 0.31). Interpret if this result was statistically significant and explain why or why not. My answer is this: The analysis gives us a correlation...

*December 7, 2015*

**Algebra 1**

A math test is worth 100 points and has 38 problems. Each problem is worth either 5 or 2 points. How many problems of each point value are on the test?

*November 18, 2015*

**Math Help**

Directions: Using the value given in the following problem, find what the slope of the graph for this function would be. f(x)=2x^2+5x-7/x^2 when x=-4

*October 18, 2015*

**Maths**

5+5+10

*October 11, 2015*

**Maths**

what is 20 times 5 divided by 9

*October 11, 2015*

**Art**

Figures Viewing Lake by Peter Fabris and Williams Hamilton

*October 6, 2015*

**Art**

Figure Viewing Lakeby Peter and Williams Hamilton

*October 6, 2015*

**SS**

How did the Protestant Reformation in Europe influence the settlement of North America? European settlers of different religions chose to establish new colonies in order to spread their faith and practice their beliefs. Religious thinker John Calvin was a prominent explorer in...

*October 1, 2015*

**SS**

What is the basis for the the economic theory of mercantilism that drove the exploration and settlement of North America by Europeans? Mercantilism is rooted in the idea that a nation’s power stems from the authority of an absolute monarch. Mercantilism is based on the ...

*October 1, 2015*

**SS**

Which area was known as the Gold Coast because of its abundance of gold? Cape of Good Hope coast of West Africa** Portugal Mediterranean coast

*October 1, 2015*

**SS**

Its C

*October 1, 2015*

**SS**

The Protestant Reformation was a new government. a study of scientific ideas. a religious and historical movement. an idea of the Catholic Church.

*October 1, 2015*

**PE**

Which side of the health triangle corresponds to getting enough rest? physical health social health mental and emotional health**** none of the above

*September 27, 2015*

**PE**

Lifestyle choices and health awareness affect your position on the health continuum. wellness scale. risk factor chart**. rating.

*September 27, 2015*

**PE**

You discover a red bump on your leg that itches. You decide to research the symptoms. While researching, you discover contradictory information. What is the best next step? Assume the bump is life threatening and call the doctor.*** Implement the solution from the first source...

*September 27, 2015*

**algebra**

find three consecutive integers whose product is 33 larger than the cube of the smallest integer

*September 26, 2015*

**math**

An angle of 60 radians can be converted to BLANK an angle of degrees. (Give an exact answer as a fraction, not a decimal approximation.)

*August 26, 2015*

**history**

the war powers resolution is possibly unconstituional because of what

*August 3, 2015*

**Language Arts**

dead asf at this thread lmao . Its true, connexus has switched 1-6 up for different people, which is why we cannot tell which is right, but i think it would help if they posted the questions and the answers.

*May 16, 2015*

**math**

please help with in a day jamal spent 1 2/3 hours watching television 1 4/5 hours taking an afternoon nap, and 7/8 hour helping his mother with housework how much time did Jamal spend on watching television and helping with housework do I have to change this into minutes? I ...

*May 11, 2015*

**sentences and spelling**

Which one of the following words has the suffix -ing added correctly? A. Talking B. Hopeing C. Stoping D. Findding

*April 24, 2015*

**math**

a cubic container was completely filled with water. when 3/4 of the water from the container was poured into a rectangular tank, the tank became 1/4 full. the capacity of the tank is 1.024 liters more than that of the cubic container. Find the length of the cubic container

*April 17, 2015*

**help History Ms.sue**

OR trail what is it about HELP

*April 2, 2015*

**chemistry**

Propane fuel is used in BBQs. Use the following reaction to determine how many moles of oxygen gas are needed to react with 1.6 moles of propane gas. C3H8(g)+5O2(g) --------> 4H2O(g)+ 3CO2(g)

*March 30, 2015*

**broward**

Calculate the molarity of 5.8 L of NaCl solution that contains 65 g of NaCl

*March 30, 2015*

**Help- English**

No juice is definitely wrong, 10/18. Geez.

*March 18, 2015*

**math**

when asked how many pennies she had a collector said If I arrange them in stacks of five, none are leftover if I arrange them in stacks of six, none are leftover if I arrange them in stacks of seven one is left over. What is the least number of coins she could have

*February 27, 2015*

**Math (Probability)**

It is known that steroids give users an advantage in athletic contests, but it is also known that steroid use is banned in athletics. As a result, a steroid testing program has been instituted and athletes are randomly tested. The test procedures are believed to be equally ...

*February 6, 2015*

**Physics**

A man in search of his dog drives first 13.3 mi northeast, then 17.3 mi straight south, and finally 6.85 mi in a direction 30.3° north of west. a) What is the magnitude of his resultant displacement? b) What is the direction of his resultant displacement? Express your ...

*January 29, 2015*

**English-Scarlet Letter**

Chapter 13 1. The point of the statement in the first paragraph, “The public is despotic… to its generosity” is to a. Argue that the public will eventually see reason b. Assert that the public upholds certain rights for its citizens c. Suggest that the public ...

*January 27, 2015*

**English**

Please Check my answers for Chapter 16 of the scarlet letter The narrator hints in the first paragraph that A.Hester's sin is not unique in the community B.The minister is concerned about causing a scandal c.Any interference from Chillingworth would be cleverly concealed D...

*January 26, 2015*

**English**

Please check my answers for the Scarlet Letter if I am right. If not, please help me. Chapter 13 1. The point of the statement in the first paragraph, “The public is despotic… to its generosity” is to a. Argue that the public will eventually see reason b. Assert...

*January 26, 2015*

**@Reiny Math Help**

Oh, yes, I apologize for not including those brackets! I wrote that wrong. The right way is: cosx - cosx/(1-tanx) = sinxcosx/(sinx - cosx)

*January 20, 2015*

**Math Help**

Hi! Okay so we just learned this last week and I completely lost on what to do. These are some warm up problems we did in class but I still don't know how to do them? Can someone help me? Thanks! :) Directions: Verify the idenity for each of the problems. Show all work! 1...

*January 20, 2015*

**Math**

In his first three years of coaching basketball at North High School, Coach Lucas' team won 8 games the first year, 17 games the second year, and 6 games the third year. How many games does the team need to win in the fourth year so the coach's average will be 10 wins ...

*January 18, 2015*

**math**

If P:Q = 5:4 and P = a+b and Q = a-b, find a:b Explain how to get the answer

*December 17, 2014*

**Chemistry**

Rank these from lowest boiling point to highest. CH4 CH3CH2CO2CH2CH3 CH3(CH2)2C=ONH2 CH3COOH

*December 5, 2014*

**Help with differential eqs problem???? (Calculus)**

I actually agree with Bridget. I got the same from the first work done.

*November 30, 2014*

**Math liberal Arts**

A box contains 3 blue, 5 red, 4 white marbles. If one marble drawn at random: find probability of blue given not white. Find probability of not red given not white.

*November 19, 2014*

**math**

Defining capital structure weights) Templeton Extended Care Facilities, Inc. is considering the acquisition of a chain of cemeteries for $400 million. Since the primary asset of this business is real estate, Templeton’s management has determined that they will be able to ...

*October 21, 2014*

**Business**

Defining capital structure weights) Templeton Extended Care Facilities, Inc. is considering the acquisition of a chain of cemeteries for $400 million. Since the primary asset of this business is real estate, Templeton's management has determined that they will be able to ...

*October 21, 2014*

**physics**

A shop prepares fresh takeout where 40 baked chicken dinners were prepared at a cost of $3.20 each. A 20% spoilage rate is anticipated. The shop sells the dinners at an 80% markup based on cost. They decide to offer a $1-off coupon in a newspaper ad so, what markdown ...

*October 20, 2014*

**statistics**

b or c

*October 20, 2014*

**statistics**

The p value is the: a. probability with which a test statistic would occur if the research hypothesis were true. b. probability with which a test statistic would occur if the null hypothesis were true. c. cutoff probability at which a test statistic is considered extreme. d. ...

*October 20, 2014*

**4th grade math**

mrs jacksin bought 6 gallons of juice for a party. each gallon has 16 cups. if 3 cups of juice were left over, how many cups did people drink at the party? Please help

*October 15, 2014*

**soc 120**

Florynce Kennedy would agree with which statement? (Points : 1) Making abortion illegal is the result of continual undermining of women’s rights. If men could get pregnant, abortion would be illegal. Women have had historical power to make decisions about legislation ...

*October 14, 2014*

**soc 120**

What is one formulation of Kant’s categorical imperative? An eye for an eye. Always act in such a way that you promote the greatest happiness for the greatest number. Treat others as you would want to be treated. Do good to others with hate in your heart. Always treat ...

*October 14, 2014*

**science**

As mentioned before, our asteroid is in the shape of a sphere and has a mass of 2000 kilograms. Determine the density (in grams per cubic centimeter) of this asteroid if its diameter is known to be 1.2 meters.

*October 11, 2014*

**Math**

The weight w of an object varies inversely as the square of the distance d from the center of the earth. At sea level (3978 miles from the center of the earth), an astronaut weighs 110 pounds. Find her weight when she is 139 miles above the surface of the earth and the ...

*September 24, 2014*

**sociology**

One who believes in a social contract theory would most agree with which statement? (Points : 1) people do not need laws to live harmoniously in society. humans make contracts in order to buy things. in order to establish society, humans agree to obey certain rules. the ...

*September 23, 2014*