# Posts by Ang

Total # Posts: 64

**Algebra **

The length of a rectangle is nine more than the width. If the perimter of the rectangle is 62? feet,what are the length and? width?

**chemistry**

How to determine saturation point of k2Cr2O7?

**Language Arts**

this site is really helpfull

**phy**

A wind turbine is initially spinning at a constant angular speed. As the wind's strength gradually increases, the turbine experiences a constant angular acceleration 0.130 rad/s2. After making 2844 revolutions, its angular speed is 136 rad/s. (a) What is the initial ...

**pysics**

;A 20-N block lifted straight upward by a hand applying a force of 20 N. If the block is lifted 1 m, who much work does the hand do?

**physics**

Mars has a radius of about 0.38 Earth radius and a mass of only 0.11 Earth mass. Estimate the acceleration due to gravity on Mars.'

**physics**

Mars has a radius of about 0.38 Earth radius and a mass of only 0.11 Earth mass. Estimate the acceleration due to gravity on Mars.

**Physics**

During takeoff, a plane goes from 0 to 50 m/s in 8s. What is its acceleration? Halos fast is it going after 5 s? How far had it traveled by the time it reaches 50 m/s?

**math**

what is the standard deviation for a sample of 2 month old babies height: 15,17,20,16,23,16,19

**Subtraction equation**

This doesn't make sense.... It's telling you in the question how much new acreage they acquired....!!! Who is asking you to do this equation?

**Chemistry**

The addition of a crystal of sodium chlorate to a sodium chlorate solution containing no undissolved solute causes additional crystals of sodium chlorate to precipitate. The original solution was supersaturated or unsaturated

**Math**

Karen sells tickets a movie theater. Last night she sold 128 tickets for a total of $1108. Adult's tickets cost $10 and children's tickets cost $6 how many of eac h kind of ticket did karen sell?

**ochem**

Give the reaction products of sodium borohydride (followed by water addition at the end of the reaction) with the following compounds: a) Acetone b) m-nitroacetophenone c) 3-buten-2-one

**math**

(6a^4b+ab^3)+(3ab^3-6a^4b)

**physics**

10

**Math**

an investor invested a total of $3,100 in two mutual funds. One fund earned a 8% profit where the other earned 5% profit. If the investor's total profit was $209, how much was invested in each mutual fund?

**Legal Writing**

I am asked to write and internal office memo to my supervising attorney that advises of the results of my research on a given topic and applies the law to the facts in my case. I have attached the exercise along with my draft internal memo. Can someone please proof and advise ...

**Math**

its $796

**Math**

all of these are wrong^

**physics**

meteoroid is speeding through the atmosphere, traveling east at 17.0 km/s while descending at a rate of 11.7 km/s. What is its speed, in km/s?

**Algebra 1a**

Please Help! When the cost of a coar is multiply by 0.06 the result is $1750. Find the cost of the car. (round to the neareast who number as needed)

**statistics**

A researcher is measuring problem-solving times for a sample of n = 20 children. However, one of the children fails to solve the problem so the researcher has an undetermined score. What is the best measure of central tendency for these data?

**physics**

A typical woman gives off heat at the rate of about 8000 calories per hour. How long would a woman have to stay in a bath of 60L (60,000g)of 26*C water in order to raise the water temperature to 30*C. Presume that all the heat given off by the woman is transferred to the water...

**physics**

A typical woman gives off heat at the rate of about 8000 calories per hour. How long would a woman have to stay in a bath of 60L (60,000g)of 26*C water in order to raise the water temperature to 30*C. Presume that all the heat given off by the woman is transferred to the water...

**physics**

A typical woman gives off heat at the rate of about 8000 calories per hour. How long would a woman have to stay in a bath of 60L (60,000g)of 26*C water in order to raise the water temperature to 30*C. Presume that all the heat given off by the woman is transferred to the water...

**science**

I'm looking for the answer too. My friend said envelope virus

**Chemistry**

The velocity of light is 1.86 × 108 mi/hr. The distance of Mercury from the Sun is approximately 5.78 × 107 km. How many minutes will it take for light from the Sun to travel to Mercury?

**calc**

eliminate parameter t when x= ln(sqrt(1+t^2)+t) and y = sqrt(t^2+1 so to produce an equation y=f(x).

**calc**

eliminate parameter t when x= ln(sqrt(1+t^2)+t) and y = sqrt(t^2+1 so to produce an equation y=f(x).

**calc ii**

eliminate parameter t when x= ln(sqrt(1+t^2)+t) and y = sqrt(t^2+1 so to produce an equation y=f(x).

**Math**

correcto albreto

**HRM/240**

Having the same problem. I must be doing the same assignment, same class, different date?

**physics**

a) 460ft^2/gal=1m^2/9.290*10^-2ft^2= 1gal/3.785L=1308m^2/L

**physics**

a sled is pulled at a velocity across a horizontal snow surface. if a force of 8.0x10 to the first power N is being applied to a sled rope at an angle of 53 degrees to the ground, what is the magnitude force of friction

**physics**

a caribu trecks 125m at 35 degrees west of south, and then 105m west. what is the caribus resultant displacement

**physics**

a dog walks 28 steps north and then walks 55 steps west. if the daog walks back to the starting point in a straight line, how many steps will the dog take? find the magnitude of the net displacement

**Linguistics**

1. Wanted: Man to take care of cow that does not smoke or drink.” 2. “What looks better on a handsome man than a tux? Nothing!” These sentences may be lexically or structurally ambiguous. Paraphrase each in two ways.

**math**

what is the answer for t+1-4t+8=21

**bio**

if you were given a slide containing living cells of an unknown organism, how would you identify the cells as either plant or animal?

**bio**

cell's digestive enzymes are enclosed in a membrane-bound organelle how can these molecules fuction in the cell?

**math**

Add. 2 1/2+ 3 1/4 + 3 5/8

**math**

been working on this for a while....have no idea

**math**

Add. 8/21 + 3/14

**Metrics--Science**

lol thanks

**Metrics--Science**

1000 grams=_______ (eight letter word) measure of the force of gravity acting on an object_____ (six letter word) How many seconds are in six hours?

**Algebra ugh!**

You helped a LOT on the second question, I forgot to change it to the negative reciprocal, so thanks! I can do the second one now. But I'm still not sure about the top question. I'm not sure how do graph piecewise functions. When you say from 0, do you mean from the ...

**Algebra ugh!**

How do I graph piecewise functions? Like f(x)= x+2 if x greater/equal than 0 x less than 0 Also, how do I write an equation of the line passing through (2,1) and is perpendicular to the line y= 1/2x+1

**Science**

If you dissolve salt into water, do u make a heterogeneous or homogeneous mixture and why

**Punctuation**

How do people use quotation marks with periods? This always confuses me. Are there any good sites on the topic?

**American History**

Okay! Thankies!

**American History**

What was the action and reaction of the Treatyof Paris?

**All!!**

What is the 8 grade meap on? Thanks!

**Math**

2,005,693 in expanded form using the power of 10

**Economics**

GNP accounts avoid double counting by including only the value of final goods services sold on the market. Should the measure of imports used in the GNP accounts therefore be defined to include only imports of final goods & services from abroad? What about exports?

**exponential equation-Algebra**

the closest answers that I have that are given in the multiple choice is {5 ln 5 - 4 ln 4/ln 4-2 ln 5}

**exponential equation-Algebra**

Solve the exponential equation. Express the solution set in terms of natural logarithms. 4^(x + 4) = 5^(2x + 5)-This question I don't understand.

**algebra homework**

please check my answers. Solve the logarithmic equation. Be sure to reject any value that is not in the domain of the original logarithmic expressions. Give the exact answer. ln sqrt x+6 = 9 i got {e^9-6} log (x + 4) = log (5x - 5) i got: 9/4 log (x + 30) - log 2 = log (3x + 2...

**Logs.**

Can you please help me with the following log. problems? thanxs! Solve the exponential equation. Use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution. 7^x = 6^(x + 7) this is how far I got: x log 7/x log 7= x+7 log 6/log 7, I am ...

**Algebra-please check my answers**

Solve the equation by expressing each side as a power of the same base and then equating exponents. 9^(x - 9)/8= sqrt of 9 i got 13 4^(x + 10) = 8^(x - 6) i got 38 Solve the exponential equation. Express the solution set in terms of natural logarithms. 2^8x = 4.5 i got {ln 4.5...

**english**

i need a sentence that uses the word meticulously correctly.

**Calc easy**

Having trouble getting the correct solution. The integral of “x squared” in the numerator and “x squared plus x minus 6” in the denominator. S X2 / (X2 + x – 6) dx Thanks! That's a messy one. According to my table of integrals. The answer is -x/6...

**riddle**

please figure out WHAT THE AUTHOR DID... A SIN OF OMISSION around midnight, a sly looking man slips into a luxury city building. a woman occupant, watching his actions from a fourth-floor window, grows suspicious and dials 911 for a patrol car. This lady complains, "A man...

**sociology**

This was really insightful and amazing, thank you for all of your help and information. Just wanted to say that U of P Axia is great!

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