Sunday

April 20, 2014

April 20, 2014

Total # Posts: 454

**algebra**

the current in an electrical conductor varies inversely as the resistance of the conductor. If the current is 12 ampere when the resistance is 240 ohms, what is the current when the resistance is 540 ohms

**Chemistry**

Answer the following questions about the characteristics of the elements in Group 2 (the alkaline earths). How do they react with iodine? How do they react with water? How do they react with oxygen? Which reacts the most vigorously? Which element in the group is the most metal...

**Chemistry**

complete the equation. Na + H2-->

**Chemistry**

Actually... it was NaH x/

**Chemistry**

Thank you ^_^

**Chemistry**

complete the equation. Na + H2-->

**Chemistry**

Balance equation. been working on this for almost 5 hours now, just cant do it. HCl+As2O3+NaNO3+H2O-->NO+H3AsO4+NaCl

**Hsco**

Corey et al. does an excellent job addressing the initial stages of a group. In the workbook, they challenge you to think about a group you want to lead and how what you viewed in the video might be modified for your group. Discuss how you can implement these techniques in you...

**math**

Break apart 56 to solve 56 divided by 7

**Chem**

I have a question on a post lab that asks what would happen if you mix potassium bromide and Br2 (aq)? Wouldn't the answer be nothing, since yiu are just adding more of one of the elements to the conpound?

**History: Salem Witch Trials**

How did the Salem Witch Trials and verdicts affect the British American Constitutional Tradition?

**chemistry**

N2 + 2 O2 ---> 2 NO2. Suppose 31.25 g of N and 44.0 g of oxygen react. A. Calculate the mass of Nitrogen dioxide formed. B. Which reactant is the limiting reactant? C. Calculate the mass of the excess reactant left after the reaction. D. Find the % yield if 52.3 g of NO2 is...

**Social studies **

What are the east states and there capitols

**Math**

You withdraw $260 from your bank account in 5 trips to the ATM. What is the average change in your account balance after each trip? A submarine descends 60ft./min. What depth below the water's surface will the submarine reach in 4 min after leaving the surface? In a trivia...

**PSY202**

IS THE ANSWER D

**PSY202**

UNDERSTANDING ACCEPTED STANDARDS OF BEHAVIOR WHEN YOU ENTER A NEW CLASSROOM DEMONSTRATES THE PROCESS OF ADOPTING GROUP NORMS PEER REVIEW SOCIAL STRATIFICATION EMOTIONAL INTELLIGENCE

**math**

Fandango Furniture Manufacturing, Inc. has 40 employees on the assembly line, each with gross earnings of $325 per week. What are the total combined social security and Medicare taxes that should be withheld from the employees’ paychecks each week?

**math**

Mary Jo Prenaris is an office manager with gross earnings of $1,600 semimonthly. If her company switches pay schedules from semimonthly to biweekly, what are Mary Jo’s new biweekly gross earnings?

**math**

Ransford Alda is a self-employed security consultant with estimated annual earnings of $90,000. His social security tax rate is 12.4%, Medicare is 2.9%, and his federal income tax rate 14%. How much estimated tax must Ransford send to the IRS each quarter?

**math**

Universal Exporting has three warehouse employees: John Abner earns $422 per week, Anne Clark earns $510 per week, and Todd Corbin earns $695 per week. The company’s SUTA tax rate is 5.4%, and the FUTA rate is 6.2% minus the SUTA. As usual, these taxes are paid on the fir...

**physics**

My apologies, I should have double checked what I had typed. The truck accelerates from 15 m/s to 27 m/s in a time of 15 sec.

**physics**

A large truck (m=3300kg) accelerates from 15 m/s. Neglecting any friction or air resistance, find the average mechanical power that the trucks engine must supply.

**math**

this is business math deal with markup and markdown

**math**

At The Luminary, the markup on a halogen light fixture is 50% based on selling price. What is the corresponding percent markup based on cost?

**math**

Nope, got that answer and it was wrong. this got me very puzzled on this problem.

**math**

Bloomingdale’s purchases imported perfume for $24.30 per ounce. If the store policy is to mark up all merchandise in that department 39% based on selling price, what is the retail selling price of the perfume?

**math**

The Flour Power Bakery makes 200 cherry cheesecakes at a cost of $2.45 each. If a spoilage rate of 5% is anticipated, at what price should the cakes be sold to achieve a 40% markup based on cost

**Accounting**

The following is an excerpt from a conversation between the office manager, Mark Cottman and the president of Horowitz Construction Supplies, Co., Rosa Mullin. Horowitz sells building supplies to local contractors. Mark: Rosa, we’re going to have to do something about the...

**math**

What is the hardest part of solving equations?

**math**

thank you miss sue

**math**

any helpful hints for solving equations?

**Accounting for Non Accounting Majors**

Comment on Dr. Hendley’s statement that the difference between the opening bank balance ($30,000) and the January statement balance ($75,000) is pure profit.

**math**

find the present value of the following future amount. 600,000 at 6% compunded semiannually for 25 years what is the present value

**math **

A bicycle wheel whose radius is 30 cm covered a distancein 70 revolutions.how many kilometres was this distance

**math**

The platform is 1 foot by 4 feet by 6 feet. What ha the surface area of the platform?

**Probability**

An oil-drilling company knows that it costs $25,000 to sink a test well. If oil is hit, the income for the drilling company will be $355,000. If only natural gas is hit, the income will be $130,000. If nothing is hit, there will be no income. If the probability of hitting oil ...

**Math**

formulate but do not solve the linear programming problem. Tracy has at most $200,000 to invest in stocks,bonds, and money-market funds. She expects anual yields of 15%, 10%, and 8%, respectively, on these investments. If Tracy wants at least $50,000 to be invested in money-ma...

**College Algebra**

Develop a tree diagram for tossing two, eight-sided gaming dice to figure out how many possibilities there are. Discuss the purpose of using such a visual in working out probability.

**College Algebra**

Provide one example to show how you can use the Expected Value computation to assess the fairness of a situation (probability experiment). Provide the detailed steps and calculations.

**calculus**

Find a formula for the exponential function that satisfies h(2)=22 and h(4)=14.08

**Math**

Find a formula for the exponential function that satisfies h(2)=22 and h(4)=14.08

**ENGLISH**

I Need Someone to check my essay for me and give me some input please.

**Math**

Which function includes the data set (0, -1), (2, 5), (5, 14)? Can you show me how to solve this? A) 3x-1 B) 2x+4 C) 2x+1 D) x+1

**Statistics**

please help having difficulty with this problem. It was noted that 40% of the people in Dallas read the morning newspaper. A random sample of 18 people is selected from the city. On average, how many people would you expect to read the morning newspaper in a sample of 18?

**Statistics**

I'm having a problem with this problem. Please help. Thank you.. Find the probability that more than 13 people will read the morning newspaper..

**Statistics**

Please Help!!! I am having a small Problem Working this Problem. I am just not understanding. Could someone please assist? The lifetime of a brand of DVD player follows a normal distribution with a mean of 8 years and a standard deviation of 6 months. Find the probability that...

**English**

I have to draw Helen Robinson from To Kill a Mockingbird for English. I have no idea how to start or what she looks like. Any help?

**Science and Math Combined**

Can someone please help me understand how I figure out how much electricity I used when using a small appliance (lets say 300 watts. For the duration of 3 hours? Does anyone know the formula to figure this out?

**chemistry**

given 2C6H6+15O2->12CO2+6H2O 1. Starting with a confined volume of 4.80L and O2 with a partial pressure of 223.1 torr at 25 degrees C. C6H6 is in excess. The reaction is allowed to proceed to completion. The container is returned to 25C. Both liquid water and benzene are no...

**chemistry**

given 2C6H6+15O2->12CO2+6H2O 1. Starting with a confined volume of 4.80L and O2 with a partial pressure of 223.1 torr at 25 degrees C. C6H6 is in excess. The reaction is allowed to proceed to completion. The container is returned to 25C. Both liquid water and benzene are no...

**finance**

If the principal P=800, the interest I= 384, and time t = 6 years, find the following: What is the rate? What is the future value?

**Chemistry**

write the conjugate acid of this base. PO4^3-

**Chemistry**

Balance MgCO3 > CO2 + MgO

**Chemistry**

At constant temperature, a sample of 3.0L of Argon gas at 2.0 atm is compressed until the new pressure is 3.524 atm. What is the new volume?

**Chemistry**

How do we prepare 500mL of 0.5 percent w/v solution of NaOH if we have stock solution of 50 percent w/v NaOH on hand?

**Chemistry**

How would we make 500mL of a 1.5 percent w/v solution of KCl in water?

**chem**

Ethanol, C2H6O, is very soluble in water. Describe how water dissolved ethanol.

**Chem**

To a tank already containing N2 at 2.0 atm and O2 at 1.0 atm, we add an unknown quantity of CO2 until the total pressure is 4.6 atm. What is the partial pressure of the CO2?

**Chem**

How would we make 500mL of a 1.5 percent w/v solution of KC1 in water?

**Chem**

In carbon monoxide poisoning the hemoglobin is incapable of transporting oxygen to the tissues. How does oxygen get delivered to the cells when the patient is put into a hyperbaric chamber?

**Chem**

At constant temperature, a sample of 3.0L of Argon gas at 2.0 atm is compressed until the new pressure is 3.524 atm. What is the new volume?

**Chem**

How would we make 500mL of a 1.5 percent w/v solution of KC1 in water?

**Chem**

Balance C3H6 + O2 > H2O + CO2

**Chem**

What is the [H3O+] of an aqueous solution having a pH of 11?

**Math**

The mean of 40 scores is found to be -29. If each score had 5 added to it, and then divided by -4, what would the mean of these new scores be?

**Math**

The mean of 40 scores is found to be -29. If each score had 5 added to it, and then divided by -4, what would the mean of these new scores be?

**Math**

The mean of 40 scores is found to be -29. If each score had 5 added to it, and then divided by -4, what would the mean of these new scores be?

**maths**

how many piece of 3/4 inch long can be cut from a foot long card

**statistics**

. Facebook reports that the average number of Facebook friends worldwide is 175.5 with a standard deviation of 90.57. If you were to take a sample of 25 students, what is the probability that the mean number Facebook friends in the sample will be 190 friends or more?

**Am. History**

thank you

**Am. History**

Evaluate President Kennedy’s performance during the Cuban Missile Crisis. Did he give up too much to the Soviets or were his strategic decision sound?

**Constitutional Law**

thank you very much for the help

**Constitutional Law**

are there any websites available that will provide information that can back this up?

**Constitutional Law**

is the exclusion of evidence that is obtained through an improper search the appropriate response to an improper search or is there a better way to deal with such situation

**Law**

as always, just what i needed. thank you very much.

**Law**

How have Congress and the courts justified placing limits on the freedom of speech?

**math**

what is 3/8, 1/4, 3/4 in order from least to greatest

**algebra**

$6300 is invested, part of it at 10% and part of it at 69%. For a certain year the total yield is $598.00. How much invested at each rate?

**Economics**

Would the correct answer be : d. By consumers and suppliers interacting through market forces

**Economics**

How does a laissez faire economy make the decision about what goods and services will be produced? a.) Lawmakers in government vote on what will be produced b.) Producing firms decide what they choose to produce, cusumers will follow c.) What will be produced is determined by ...

**what does this mean?**

What does it mean when my teacher says "quantify your conclusion." ???

**Budgeting**

A well-established coffee shop, the Hot New Café, wants to build a new café for increased capacity. It’s expected sales are $800,000 for the first 5 years. Direct costs including labor and materials will be 50% of sales. Indirect costs are estimated at $100,...

**Constitutional Law**

That is exactly what I needed, thank you very much.

**Constitutional Law**

What authority stems from the necessary and proper clause? just wanting some links that will help get the ball rolling please.

**COLLEGE CALCULUS. HELP!**

thanks byant

**COLLEGE CALCULUS. HELP!**

i got the result number 1 is cos(x)cos(sin(x)). im still stuck with number 2.

**COLLEGE CALCULUS. HELP!**

i dont know how to start this problem. i dont like cos and sin. im so confuse. 1.f(x)=sin(sin(x)), find f'(x) 2.f(x)= 4sin^4x, find f'(x). this problem i couldnt find it in my math book. i never see it before. because of sin exponent 4 -->sin^4

**COLLEGE CALCULUS. HELP!**

1. If f(x)=sin(x^2), Find f'(x) and f'(1) 2. If d/dx(f(3x^3))=9x^2, Calculate f'(x). 3. Let f(x)=cos(6x+6), find f'(x) 4. Let f(x)=-2sec(2x), find f'(x)

**Calculus**

a ladder is 20 feet long and its top is slidding at a constant rate of 2 feet per second. How fast is the bottom of the ladder moving along the ground when the bottom is 16 feet from the wall?

**Chemistry**

How much energy in Joules is released from the complete combustion of one mole of glucose?

**trig**

Given theta is in the standard position and is in the first quadrant , if the terminal side of the angle theta is parallel to the line on ,find the measure of theta in degrees.

**Physics **

You are driving south on a highway at 24.0 m/s (approximately 54 mi/h) in a snowstorm. When you last stopped, you noticed that the snow was coming down vertically, but it is passing the windows of the moving car at an angle of 26.6° to the horizontal. Calculate the speed o...

**Physics **

A hunter aims directly at a target (on the same level) 61.0 m away. If the bullet leaves the gun at a speed of 176 m/s, by how much will it miss the target? At what angle should the gun be aimed so as to hit the target?

**Physics**

Thanks so much!!! If you have time can you help me figure out their max speeds?

**Physics**

In a 100 m race, Maggie and Judy cross the finish line in a dead heat, both taking 10.6 s. Accelerating uniformly, Maggie took 2.20 s and Judy 2.90 s to attain maximum speed, which they maintained for the rest of the race. What was Maggie's acceleration?

**algebra**

-5-y-1=0 -6 = y -6 = x+1 -7 = x

**sociology**

thank you so much for clearing that up, you are the best

**sociology**

the only thing that i get from the reading material that is provided to me is: the obstruction that terrorism places on the pursuit of peace is the unknown (the fact that it is hard to figure out who the terrorist is and whom they are acting on behalf of) I just did not know w...

**sociology**

what is the obstruction that terrorism places on the pursuit of peace and what approaches to peace are deterred by terrorism

**criminal investigations**

how does investigating a robbery differ from investigating an assault

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