# Posts by teresa

Total # Posts: 346

**Chemistry**

How much energy is required to raise the temperature of a 34.4g Al bar from 20.0 to 35.5 degrees celcius?

**Chemistry**

How many atoms of nitrogen are in 3.00g of N2O5?

**Pharmacy Tech**

15gr of potassium chloride is diluted in 2 L of sterile water for injection. What is the final percent strength?

**Health**

19 : C microwave popcorn....

**world issues**

Imagine that you are advising President Obama as he develops his address to the nation on ISIS, what specific actions would you advise him to include in his strategy to deal with the ISIS crisis? (Based on the article: U.S. Weighs Direct Military Action Against ISIS in Syria) ...

**math**

find the height in feet of a ball after 6 seconds in the air. after one second the ball is 148 feet in the air; after 2 seconds it is 272 feet in the air

**math**

this investment require table factors for periods beyond the table. create the new table factor AND the present value for $100,000 (compound amount) for 50 years at a nominal rate of 5 percent with interest compounded annually thanks

**math**

what is the maturity value of $20.000 investment with the rate of 6 percent for a term of 15 years

**math**

the following investments require table factors for periods beyond the table, create the new table factors AND present value $31,000 (compound amount) time period is 50 years nominal rate is 5% and interest compounded annually thanks

**math**

calculate the present value (principal) and compound interest on $900 (term of investment 1.75 years ) rate of 18% compounded monthly

**math**

for the month of january, an engine parts supplier company had the following financial information: merchandise inventory, january 1, $322,000, merchandise inventory january 31 $316,400, grooss purchases, $243,460, purchase returns and allowances $26,880 and frieght in $3,430 ...

**math**

what was the interest rate on the loan for $50,000 if the interest amounted to $4500 for 9 months

**math**

the fabric mart had cost of goods sold at $844,000 for the year.the beginning inventory at cost was $305,500, and the ending inventory at cost amounted to $414,200. the inventory turn-over rate published as the industry standard for a business of this size is five times...what...

**math**

The fabric mart had costs of goods sold at $844,000 for the year

**Astronomy**

donno

**Medical billing and coding**

research project APA style, regarding:P POA indicator questions. I want to know if I need to post the questions, and then answer them, or do I just use the format for numbers and than answer. I have never done APA style, and this is really puzzling me. Thank you for your help...

**math**

what percent is 6,944.85 of 154,330.00

**math**

what is 4.5 % of $154,330.00

**math**

calculate compound interest (quarterly )earned in a year for $1000.00 with a nominal rate of 8%...(APY) ? THANKS

**math**

find compound and (apy) amount for $1000.00 with a 12% nominal rate (quarterly).determine how many days of loan thanks

**math**

calculate the present value AND the compound interest for this investment, round to the nearest cent...$20.000 with a nominal rate of 14% for 30 months ( semiannually)

**math**

create a new table factor and calculate the compound amount for $10.000 with a nominal rate of 6% for 4 years

**Early Childhood**

Mrs. Bates watched David work a puzzle that he had chosen from the ones she put on the table. She listened and commented when David made guesses at the correct location for the pieces. This is an example of a/an __________ activity. A. structured B. unstructured C. child-...

**Algebra**

-8 3.4x 10

**Language Arts**

homes

**Algebra**

Needing help, Please.. Robert needs to fill up a box with packaging material. Use the picture below to calculate the volume of the box. (2x+3)length (x-3)height (x+2)width

**Algebra**

Robert needs to fill up a box with packaging material. Use the picture below to calculate the volume of the box. Length (2x+3) Width (x+2) Height (x-3)

**math**

Two numbers have a product of 3 and 1/5 and a sum of 3 and 3/5 what are the numbers

**Algebra**

Victoria wants to plant a vegetable garden in the shape of a square. She has a space allocated in her backyard that will accommodate 175 square feet. Using the drawing below, use the FOIL method to find the polynomial that represents the area of the square. If x=6, will she ...

**Math**

Victoria wants to plant a vegetable garden in the shape of a square. She has a space allocated in her backyard that will accommodate 175 square feet. Using the drawing below, use the FOIL method to find the polynomial that represents the area of the square. If x=6, will she ...

**Math**

John wants to hire an editor to check his thesis paper. The editor charges a flat rate of $50 and $2 per page. Write a polynomial to describe the cost. Find the cost of editing 75 pages. Calculations: Answer: Polynomial: ____________________Cost:_________________

**Math**

A party planner can spend a maximum of $5000 on food. If the chicken dinner (x) costs $20 and the steak dinner (y) costs $25, make a graph of the region that shows the possibilities for the number of chicken and steak dinners that can be purchased while still staying within ...

**Math**

3/7= 0.428 liters each or 428 mililiters each

**Penn Foster**

@Writeacher I think she already did that, it's says (my choice) after the answers :D

**physics I'M STUCK PZL HELP**

because they ask you for half of the time, so in your case in 145 it gets burned 5% in 145 seconds

**physics I'M STUCK PZL HELP**

p: percentage (4.5% is burned in 155s) m:mass of rocket u:fuelspeed in meter/s! v=u*ln(1/(1-p))=1500*ln(1/0.955) a=v/t = 69.065/155= 0.4455

**physics I'M STUCK PZL HELP**

Me too!!!

**physics(URGENT!!!!!)**

it doesnt matter if the wind blows, so its the same frequency. In your case 450.

**Physics Classical Mechanics**

A ruler stands vertically against a wall. It is given a tiny impulse at θ=0∘ such that it starts falling down under the influence of gravity. You can consider that the initial angular velocity is very small so that ω(θ=0∘)=0. The ruler has mass m= ...

**Business Math and Statistics**

You deposit $1,000 for 4 years at an interest rate of 2.0%. If the interest is compounded annually, how much money do you have after 4 years?

**Math**

if takes bob 40 mins to type 6 pages how many pages can bob take type in 2.5 hours

**canadian history**

thank you!

**canadian history**

i meant hbc*

**canadian history**

i don't know. they hunted, worked for the h&c and nwc and lived along the river but that's all i know. i need enough to present to a class

**canadian history**

what was the way of life or lifestyle like for fur traders and settlers at red river? how is it different from our lifestyles today?

**emt**

I have to do a project on medical shock do you have any ideas, I need a good grade on this.

**physics**

How much heat ( In calories)is needed to warm 200 grams of water from an initial temperature of 24 degrees celsits to a final temperature of 84 degrees celsuis

**american history**

it is d most likely d becuse its on my acuming test and i got an 100 on it so yes

**Information Literacy**

11. Which of the following sets of Library of Congress call numbers is in the correct order? A. E88 G62 L166 1995, E88 G62 L45, E88 G62 D225, E88 G2512 S57 1998 B. E88 G2512 S57 1998, E88 G62 D225, E88 G62 L166 1995, E88 G62 L45 C. E88 G2512 S57 1998, E88 G62 D225, E88 G62 ...

**Math**

Find the z-scores that bound the middle 55% of the standard normal distribution ____ small value _____ larger value

**Math**

Find the z-scores that bound the middle 55% of the standard normal distribution ____ small value _____ larger value

**Chemistry**

Net Ionic Equation for reaction between bromide and silver nitrate

**math**

how to solve this problem ln(x-4)=-3

**Economics**

Suppose two passengers end up with a reservation to Los Angeles. Two alternatives are proposed: a. Toss a coin b. Sell the ticket to the highest bidder Compare the two options from the standpoint of efficiency and equity.

**Physics**

Ms. Castillo is a very Awesome teacher!!!(-::::

**Math 208**

Rectangle Dimensions: The length of a rectangle is 7 inches longer than the width. If the perimeter of the rectangle is 62 inches, find the measures of the length and width.

**math**

Lumberjacks had 30 acres to clear.they cleared 5 acres a day. How many days did it take to clear the trees from the acre?

**edu- Home, school and community**

If you are using the Home, school and community book. The answer is in chapter 6 on page 195 top page. The answer is; D. "detached concern" I suggest careful reading.

**English**

What type of analogy is garbage:smelly and antenna:radio?

**math**

express 16^21/2^7 - 5^12 in simplest fotm

**ECE**

Its b

**physics**

a 1.00 x 10 W electric motor is used to life a 955 kg object vertically 25.0 m at a constant velocity. How much time does it take to lift the object.

**grammar**

2. the basket's handle 5. The walruses' tusks. 9. The thieves' plan. Everything else you have correct.

**8th Grade Math**

6s x 5s = 170 30s^2 = 170 s^2 = 170/30 s^2 = 5.67 s = 2.38 s = 2 ft

**Chemistry**

25.00 mL of heavy water (D2O where D is a hydrogen with a neutron in its nucleus) at 20 degrees C was pipetted into a 37.234 g beaker. The final mass of the beaker was 64.859 9 a- what is the density of heavy water at 20 degrees C b-The density of normal water (the hydrogens ...

**college algebra**

x^4+2x^2-15=0

**chemistry**

You are given 28.0 of aluminum and 33.0 of chlorine gas. Part A If you had excess chlorine, how many moles ofof aluminum chloride could be produced from 28.0 of aluminum?

**Geodetic Survey**

a surveyor is trying to determine the change in hight h from the bottom to the top of a hill. If the height of instrument H is 4.5 ft the height of the object that he sights on the tower A is 6.5 ft and the zenith angle Z is 54deg 16' 25" determine the height of H (...

**HCS/451**

What criteria should Healthcare organizations use to prioritize regulartory requirements. I just need to find information on this part of the DQ.

**Physics**

Forcefriction=(Psin37+15*9.8)*.70 So Pcos37 must equal to the force, solve for P. how to get the magnitude of P??how to solve for P. thanks a lot~~

**Physics**

A 15 kg box sits on a horizontal force. the coefficient of static fricition between the box and the surface is 0.70. if a force P is exerted on the box at an angle directed 37 degrees below the horizontal, what must be the magnitude of P to get the box moving??

**math**

solve -6x+5+5=47 x=

**Algebra**

-6x+5=47 x

**algebra**

add simply or fraction 5 3 4 ------ + -- + --- = 8 20 15

**Physics please help.**

At 265 K, the pressure of 0.0454 mol of an ideal gas is 1.42×105 Pa. What volume does the gas occupy? Please help!

**Physics help**

At 265 K, the pressure of 0.0454 mol of an ideal gas is 1.42×105 Pa. What volume does the gas occupy?

**Social Studies**

A McClella

**Social Studies**

A overland " i just take the test , right answer A"

**English**

Romeo and Juliet

**Chemistry**

How many grams of KCl can dissolve in 100 g of water at 30oC?

**PED 212**

Using the databases listed within the Ashford Online Library you will evaluate a research-based article from a peer reviewed journal. Your critique must be grammatically correct, properly cited, and utilize APA style of writing. Choose one of the following topics that can be ...

**PED 212**

Reflective Journal After reading Chapter 1, reflect on how your perceptions of physical education have changed based on your understanding of its evolution.

**ALGEBRA**

Find the choice below which gives a first step in solving the given system of equations by the addition method 6x - 5y = 12 x + y = 3

**Math**

If teacher x gives a pop quiz on Monday and then every five classes, and teacher y gives a pop quiz on Monday and then every six days, how many school days will it be until both give quizzes on the same school day

**physics**

A thin spherical shell of mass 4.00 kg and diameter 0.200 m is filled with helium (density ρ = 0.180 kg/m3). It is then released from rest on the bottom of a pool of water that is 4.00 m deep. (a) Neglecting frictional effects, show that the shell rises with constant ...

**physics**

Given that the tank is shaped like a right circular cylinder with a height of 30 m and with a base radius of 10m. The tank is attached to a steel cable of negligible mass and immersed in water. Calculate the tension (force) in the cable before and after it is immersed in water.

**physics**

A storage tank of negligible mass and 30 m high is filled with gasoline

**college chemistry**

I understand that is the equation but I can not figure out how I get the numbers. I know the equation is ph= pka + log [salt]/[acid] I know pka is -logKa but I do not know how to get the numbers for the [salt] or the [acid] to divide. I have an extremely HORRENDOUSLY bad ...

**college chemistry**

What is the ratio of KC2H3O2 and HC2H3O2 in a buffer with a pH of 5.25? Ka = 1.8 x10-5?

**chemistry**

Which of the following quantum numbers describes the shape of an orbital? A) principle quantum number (n) B) magnetic quantum number (ml) C) spin quantum number (ms) D) Schrodinger quantum number (S) E) (azithmal) angular momentum quantum number (l)

**AP Calculus AB**

A river boat company offers a 4th of july trip to an organization with understanding that there will be at least 400 passengers. each ticket is $12, and company agrees to refund $.20 to every passenger for each 10 passengers in excess of 400. find the number of passengers that...

**chemistry**

Given the following reaction and enthalpy change, calculate the amount of heat for converting 100.4g of liquid water (18.02g/mole) to a vapor? delta H= +44kJ

**chemistry**

How much heat is required to warm 250.4 g of water from 22.6 C to 75.8 C given that the specific heat capacity of water is 4.184 J/gx degrees C?

**Spelling and Writing**

how to rewrite sentences that have mistakes in capitalizing and punctuating compound sentences

**physics**

8. A pitcher throws a baseball off a 20m high cliff into a canyon at 30degrees above the horizon at an initial velocity of 35m/s. How far will the ball travel horizontally from the pitcher? Assume no air resistance. 9. How high will the ball get from the bottom of a canyon? 10...

**Business Math**

Assuming the required RoR for an Investment is 12% and using an inflation rate of 3%, would you recommend the investment?Investment at year 0 = $8.5 million, Net income at years 1-5 is $1.5 million for each year.

**geometry**

If you have a circle in a square and r is the radius of the cicle and x is the measurement outside the square what would the formula be to find the area of the whole square using x and r?

**geometry**

A rectangle has sides of 22 ft and 30 ft you need to pour concrete 1ft wide and 4 ft deep how many cubic feet of concrete will you need?

**chemistry**

how do you calculte the volume of a single drop of water??

**science**

what is digestive centers of a cell