Tuesday

July 29, 2014

July 29, 2014

Total # Posts: 70,613

**Science**

Human blood type is determined by co-dominant alleles. There are three different alleles, know as I^a and I^b alleles are co-dominant and the i allele is recessive. The possible human phenotypes for blood group are type A, type B, type AB, or type O. Type A and B individuals c...

**Precalculus**

Solve for x given the interval of [0,2pi). cos^2x=2+2sinx I got (3pi)/2 or 270 degrees.. By the way, does the notation [0,2pi) mean 0<=x<2 pi or 360?

**Social Studies**

In what ways could the American Revolution be considered a Civil War? The Patriots opposed the Loyalists. Those who supported the King were known as Loyalists. Those who supported separation from the King were called Patriots. An agreement could not be reached between the two ...

**english**

traditional african marriage is an advantage for men only ,not women?

**Science help ASAP**

1. In which way does the circulatory system rely on the skeletal system? Glucose is secreted by compact bone as an energy source for blood. Spongy bone stores minerals needed by blood cells. Bones provide a source of oxygen to blood. Blood cells are produced in bone marrow. 2....

**Math**

How did it add up to 1.7/.7r?

**Math**

Jane walks one mile from her house to her grandparents’ house. Then she returns home, walking with her grandfather. Her return rate is 70% of her normal walking rate. Let r represent her normal walking rate. a. Write an expression for the amount of time Jane spends walkin...

**english**

I like all of English.

**english**

What should you be if you like English, learning other countries cultures, and art, but not painting or anything like that. I am thinking about becoming an interior designer or lawyer. Thoughts or ideas?

**physics**

Level I: If a rider accidentally releases an object when the ride is at maximum height and top speed, how far away (horizontally) would that object land, assuming negligible air resistance? If viewed from above, what would the path of that object look like?

**help.**

What should you be if you like English, learning other countries cultures, and art, but not painting or anything like that.

**Social Studies**

Explain why you think Matthew Lyon is an important figure in American History and why he should be included in the Register. Would it be that no other American has illustrated more thoroughly than Matthew Lyon the excellence of democratic institutions in affording to every man...

**Math**

An invoice states that interest will be charged on overdue accounts at the rate of 1% per month. What will the interest charges be on a $3760 billing that is three months overdue?

**physics**

A crane slowly lifts a cement slab weighing 2,500 N to a height of 12 m. The slab is accidentally dropped. What is its KE as it hits the ground?

**math**

A is $103.20 but as for B the question doesn't make sense because there isn't enough information. Is $750 the minimum balance? Is the account below $750 at the time that he would be available for the annual interest?

**Science**

Explain the energy transformations during skydiving? please note: that I need to EXPLAIN!!! Thank you very much in advance...your help is very much appreciated!! x

**reading- suffix**

Servant - one who serves Merchant - one who trades Band assistant - one who assists in a band

**Social Studies**

Explain why you think Matthew Lyon is an important figure in American History and why he should be included in the Register. Would it be for him being the first person to be put on trial under the Sedition Act? He opposed going to war against France and objected the land tax t...

**Math**

565.49 is right.

**Math**

I=prt 6800(0.077)13/12)=565.49 ??

**Math**

I = Prt I = 6800(7.7)(1.8) I = 9424.8 ... I think

**Math**

how you getting 5236 ?

**Math**

Montel loaned $6800 to a friend for 13 months at an annual rate of 7.7% simple interest. How much interest did the borrower owe?

**math**

((a)/(a + 3)) - ((4)/(a + 5))

**Science**

Explain the energy transformations during skydiving? please note: that I need to EXPLAIN!!! Thank you very much in advance...your help is very much appreciated!! x

**Chem **

The following results were obtained when a sample of pineapple juice was analyzed to determine its vitamin C content. A 19.8 mL sample of pineapple juice was placed in a flask with 20 ml of 0.5 M H2SO4, 1.0 g of potassium iodide, KI, and 25.00 mL of 0.01988 M potassium iodate,...

**Environmental Science**

Subsistence vs. Industrial Agriculture Which type of agriculture is more sustainable? Why

**Enviroinmental Science**

Which type of agriculture is more sustainable? WhySubsistence vs. Industrial Agriculture?

**Programming**

Develop a menu-driven program that inputs two numbers and, at the user's option, finds their sum, difference, product, or quotient.

**math**

As compared to its first year of operation, ABC Company grew 8% in the second year and an additional 2% per year for the next two years. If total growth for years 2-4 was $45,000 over the first year’s sales of $150,000, how much did ABC Company grow in year 2?

**english**

Which propaganda technique is used in this sentence? The candidate I endorse believes to his very soul that this change would destroy this lovely community and its soul by disrupting you, its heart and soul.

**maths**

Determine the length and breadth of a rectangle if the length is 3cm less than twice the breadth, and the perimeter is 18 .

**Astro-Physics**

Imagine you are in a spaceship one million km from a black hole of mass 2×1030 kg. Initially you are flying directly away from it at a velocity of 12.8 km/s. Using the n-body approximation, what is your velocity one second later? Type your answer in metres per second?

**what is the answer**

An object 8.1 feet tall casts a shadow that is 24.3 feet long. How long in feet would the shadow be for an object which is 20.1 feet tall?

**math**

he sum of three consecutive integers is 111. What are the integers? (Enter your answers as a comma-separated list.)

**law**

The crime analysis technique involves the study of crime and/or social problems in a specific area is Tactical crime analysis

**math**

does anybody know how to find the mean absolute deviation and the steps

**math**

Paul bowled 6 games today. His scores are shown below. Game 1: 158 Game 2: 124 Game 3: 110 Game 4: 167 Game 5: 146 Game 6: 165 a. What was Paul's median score for the 6 games? Answer: 152 b. What was Paul's mean score for the 6 games? Answer: 145 c. Paul will bowl one ...

**chemistry**

Calculate the theoretical volume of gas you would expect to be evolved from your experiment if X moles of magnesium were reacted with an excess of HCl at standard conditions (STP).

**Math**

10/2-1/4=

**Maths**

13. The pet shop owner told Jean to fill her new fish tank 3/4 full with water. Jean filled it 9/12 full. What fraction of the tank does Jean still need to fill?

**Science**

4. To identify the genotype of yellow-seeded pea plants as either homozygous dominant (YY) or heterozygous (Yy), you could do a test cross with plants of genotype ________. (explain your answer) Do we do a punnet square?

**Science**

Explain the energy transformations during skydiving Explain what happens once a skydiver reaches terminal velocity please help...i cant find any information...please note that I need to EXPLAIN

**mathematics**

Two equal circle touch externally at point P. PX and PY are chords in the respective circles which are perpendicular. If the centres Are A and B. Show that AX is parallel to BY and AXYB is a parallelogram.

**Science MS SUE..PLEASE ANSWER**

Please help!!

**Science**

GCSE Physics-Forces affecting falling objects. My falling object is a skydiver Can you please help me to find the information needed? Nothing too complicated please. Here is a list of things I need to include but I have no idea where this information can be found on the intern...

**Science**

What happens to the resultant force on each point of the skydive?

**Science**

Explain what happens when a skydiver reaches terminal velocity? thank you...your help is very much appreciated!!

**chemistry**

What is the pH of a solution if [H+] = 2.3 x 10–5 M?

**Precalculus**

Solve for x given the interval of [0,2pi). cos^2x=2+2sinx I got (3pi)/2 or 270 degrees.. By the way, does the notation [0,2pi) mean 0<=x<2 pi or 360?

**home economics**

Cost and concequences of providing welfare

**statistics**

a medication is 75% effective against a bacterial infection. find the probability that if 12 people take the medication, at least 1 person"s infection will not improve

**physics**

what is the magnitude and the direction of an electric field when an electron is accelrated vertically upward at a distance of 5.5 metres in 3 micro seconds?

**physics**

A 9.0 §Ù resistor and a 53.0 §Ù resistor are connected in parallel to a battery, and the current in the 9.0 §Ù resistor is found to be 1.41 A. Find the potential diﬀerence across the bat- tery.

**calculus help**

Find the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line. y = 4 − 1/2x, y = 0, x = 0, x = 1; about the x-axis V = ????

**business**

Keeping your purpose and desired outcome in mind as you write your message is most likely to help you evaluate whether your content:

**Chemistry**

How many grams of lithium fluoride must be added to 3.5 kg of water to make a solution with a molality of 2.0 molal?

**managerial accounting**

Scott Manufacturing Co.’s static budget at 10,000 units of production includes $40,000 for direct labor and $4,000 for electric power. Total fixed costs are $23,000. At 12,000 units of production, a flexible budget would show:

**chemistry - Science**

I did all the calculations, but I got 1.09V... not sure where I went wrong with calculations

**FLUID MECHANICS**

ayayayayayay

**math**

please help fast

**math**

calculate the area of a rectangle which measures 21m by 7m.

**mgt 435**

Of the following, which is one of the most serious liabilities of the traditional, hierarchical organizational structure, as opposed to the modern, more decentralized approach? (Points : 1) Finding the most qualified CEO Responding quickly and effectively to potentially damagi...

**Physics**

A 32.0kg crate is initially moving with a velocity that has magnitude 3.92m/s in a direction 37.0 ∘ west of north.How much work must be done on the crate to change its velocity to 5.50m/s in a direction 63.0 ∘ south of east?

**physics**

In the Bohr model of the atom, the ground-state electron in hydrogen has an orbital speed of 2190 km/s.The mass of an electron is 9.11×10−31kg. What is its kinetic energy?

**English 9**

Writing Prompt: You have been assigned the task of introducing Romeo and Juliet to a group of students with no experience of Shakespeare or Shakespearean Theater. With a partner or yourself, outline the points you want to make in your introduction and how you will analyze and ...

**Science**

Ok, I'm really confused. Sometime ago, PSYDag said that B wouldn't apply if the water was quiet.

**Science**

Someone else said that it wasn't B.

**Science**

How do sound waves travel between a boat and a submarine in sonar technology? A. Because of water particles. B. Because of water waves. C. Because of water ripples. D. Because of water currents. Is it A?

**Math**

If a team wins 2 more games they would win 70% of their games. They are playing a total of 20 games. How many games have they won so far?

**math**

Ms. Black has one begonia plant. If she buys two begonia plants each year for every one she has, how many will she have in four years?

**geometry**

The focus of a parabolic mirror is at a distance of 8cm from the center the mirror is 25cm deep find the diameter of the mirror.

**Chemistry**

kkjh

**Chemistry**

Automobile batteries use 3.0 M H2SO4 as an electrolyte. How much 1.20 M NaOH will be needed to neutralize 225mL of battery acid?

**Chemistry**

What is the molality of the solution that results when 33.3g of C2H5OH are added to 76.7g of water?

**Chemistry**

liters *

**Chemistry**

How many litters of Oxygen will be required to burn 3.8 liters of propane, C3H8?

**Math**

500 pounds of apples were purchased at $0.35 per pound. The desired markup is 30% based on selling price, but 18% spoilage is expected. What should the selling price per pound be?

**Math**

Find the percent markup based on selling price, if the percent markup based on the cost is 14%. (Round to the nearest tenth percent.)

**Science**

How do sound waves travel between a boat and a submarine in sonar technology? A. Because of water particles. B. Because of water waves. C. Because of water ripples. D. Because of water currents. B?

**science**

Discuss the relationship between the size and weight of an object and the amount of friction that is present. Sports such as soccer involving running, stopping, jumping, and kicking. Discuss how friction helps players. Please help, I am stuck and confused.

**Chemistry- is this correct?**

50.0 ml of .30 KOH are required to titrate 60.0 ml of H2SO4. What is the M of the H2SO4? Is .13 correct?

**chemistry**

For which salt, K2SO4, Li2SO4, KClO4, or NH4Cl, will increasing the temperature of the water have the greatest change in solubility per 100 g solvent?

**chemistry**

what will be the pressure of 0.010m of oxygen gas in a 4.5L flask at a temperature of 10,000C?

**calculus help**

use the midpoint rule with the given value of n to approximate the integral. round the answer to four decimal places. integral 0 to pi/2 2cos^3(x)dx, n=4 M4=????

**math**

thanks a lot

**math**

Amy earned $93 at work yesterday. She gets paid $8 per hour, plus she received a $45 bonus. Write an equation that can be used to determine how many hours Amy worked.

**Chemistry **

100.0 ml of 0.25 M HCL are required to titrate 65 ml of NaOH. What is the M of the NaOH?

**math**

Use distributive property to write an expression equivalent to: 10 (5g + 8k)

**math**

C) 4 The area of the circle is twice the area of the triangle. Fina the area of the triangle and multiply it by two. 1/2(3.14*4)(4)= 25.12 25.12*2= 50.24 50.24 is the area of the circle so.. 50.24= pi(radius^2) 50.24/3.14= 16 The square root of 16= 4

**math**

thanks

**math**

Evaluate: 2 to the fourth power + 2 to the third power

**History8**

its not a i tried that

**Calculus Help **

Use calculus to find the area A of the triangle with the given vertices. (0, 0), (3, 1), (1, 8) A = ????

**trig**

A soccer ball is placed 12 ft away from a goal post that measures 8ft high. You kick the ball and it hits the crossbar at the top of the goal. What was the angle of elevation of your kick?

**math**

thank you

**math**

It took Aaron 4 hours to drive 232 miles. Use the equation below to determine what his average rate of speed was. D = r x t D = distance, r = rate of speed, t = time

**science**

B C and D

**science**

Please help!

**science**

Which of the following illustrates mechanical weathering? A. Carbonic acid weathers marble limestone B.As plants grow, they produce weak acids that slowly dissolve rock C.Oxidation causes weathering in rock<--- D.Repeated freezing and thawing in rocks causes weathering

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