Monday

August 31, 2015
Total # Posts: 66

**Chemistry**

The velocity of an enzyme catalyzed reaction was 10% of Vmax at 2.0 μM substrate concentration. What was the Km in μM? I know Km=1/2Vmax but I do not know if this is the right equation to use or if I am incorporating the known substrate concentration right? I tried ...
*August 29, 2015*

**geometry **

The side of a triangle opposite the right angle is equal to ______. a. one of the other sides a or b b. a+b c. O(a^2+b^2) d. None of the above
*May 12, 2015*

**MATH**

How do you find the base area of a rectangular prism if you know the volume and the height
*April 16, 2014*

**math**

10 2/9-(-3 1/3)
*November 20, 2013*

**Math**

move the 15 to one side then move the 2.8 to the other then divide out and solve for x. x = 24
*May 9, 2013*

**math**

Rents a van at daily rate of $19.95 plus .39/mile, another company will rent same van for $39.95 plus .29/mile. for what mileage are the costs the same?
*April 11, 2013*

**math**

25/11 + 2y = 3 Subtract 25/11 from both sides How do subtract this fraction from 3?
*April 6, 2013*

**math**

2y = 4/3 simplify
*April 6, 2013*

**Spanish**

Verb Distinction Give the correct form of the appropriate verb, saber or conocer, which would be used in writing the following sentences in Spanish. Be sure the verb is written in correct form to agree with the subject of the sentence and also in the correct tense (past or ...
*March 24, 2013*

**foundations of math**

simplify 10(-3a+3b-3c)-8(4a-6b+3c)
*January 19, 2013*

**Grade 3**

A grocery store shelf can hold 4 large boxes of laundry detergent. The store clerk put 25 boxes of laundry on the shelves. What is the least number of shelves needed for the display.
*January 5, 2013*

**School**

Thanks, Ms. Sue!!
*January 5, 2013*

**Physics**

Did you find an asnwer
*November 20, 2012*

**algebra**

given the quadratic function f(x) 4x^2 -24x +36 find the value of x such that f(x)=4
*November 7, 2012*

**Physics**

A very strong 100kg man is having a tug-of-war with a 1500kg elephant. The coefficient of static friction for both on the ground is 0.9. Find the force that would be needed to move the elephant.
*October 16, 2012*

**programming**

Prompt the user to enter a number of seconds. Return to the user the hours, minutes and seconds.Example: Enter seconds: 1000 1000 seconds = 0 hour, 16 minutes, 40 seconds Hint: use the modulus operator.
*September 25, 2012*

**Chemistry**

20 000 J
*September 18, 2012*

**Math**

Find the average ordinate for y=x^2 from x=0 to x=6
*August 21, 2012*

**MATH**

c=(p*5)+24 p is the dependant
*June 18, 2012*

**Math**

Find the value of the derivative of y=sin^2(0.25x^4) at the point (ð,0.17)
*June 18, 2012*

**Physics(Please check)**

This is how the solution is reached: Centripital acceleration = radius x (angular speed)^2 The acceleration of A = 2.8 (the acceleration of B) So to set it up we get: Sqrt(L2^2+L1^2) w^2 = 2.8 (L1) w^2 The angular velocities cancel because they are equal. Now square both sides...
*June 5, 2012*

**Chemistry - Quantitative analysis**

Thank you DrBob222!
*January 16, 2012*

**Chemistry - Quantitative analysis**

A mixture weighing 7.290 mg contained only cyclohexane, C6H12 (FM 84.159), and oxirane, C2H4O (FM 44.053). When the mixture was analyzed by combustion analysis, 21.999 mg of CO2 (FM 44.010) were produced. Find the weight percent of oxirane in the mixture.
*January 16, 2012*

**Physics**

An arrow is shot at a 30.0° angle with the horizontal. It has a velocity of 49 m/s. (a) How high will the arrow go? m (b) What horizontal distance will it travel? m
*October 12, 2011*

**Body Structure and Function**

Conductivity is the ability of a neuron to react to stimuli? True or False
*May 19, 2011*

**Education **

ok thank you for the help.
*May 9, 2011*

**Education **

MS. SUE can you please see if these answers are correct. I would greatly appreciate it. Thank you Which of the following statements best describes the instructional level achieved in an Informal Reading Inventory a. the student is unable to read a text b. the student can read ...
*May 9, 2011*

**Education**

I would then say B or even D all of them depending on what they are teaching
*May 9, 2011*

**Education**

I wasnt sure what theme studies are? thats why I asked this question
*May 9, 2011*

**Education**

Theme studies are especially effective for English language learners because: a. they organize information; b. they provide a meaningful learning context; c. they help students with their reading; d. all of the above.
*May 9, 2011*

**Education**

Yes we learn from all those things but there is not all of the above answer?
*May 9, 2011*

**Education**

Well I thought the first one was A. and the next one was D. all of the above. Is that right?
*May 9, 2011*

**Education**

Most of the vocabulary students will acquire throughout a school yearwill be through: a. lessons you have taught throughout the school year; b. classroom reading and self-selected reading; c. specific strategies you've taught throughout the year; d. none of the above ...
*May 9, 2011*

**Education**

Which of the following would you want to evaluate for a middle school student? a. background knowledge b. word recognition and vocabulary knowledge c. comprehension d. all of the above
*May 9, 2011*

**Education**

Which of the following would you want to evaluate for a middle school student? a. background knowledge b. word recognition and vocabulary knowledge c. comprehension d. all of the above
*May 8, 2011*

**Education**

Writing process teaching strategies used with first language learners are: a. the same for first and second language writers b. effective for second language learners with some modifications c. effective for first language learners only d. effective for language learners when ...
*May 8, 2011*

**Education **

Which of the following statements best describes the instructional level achieved in an Informal Reading Inventory a. the student is unable to read a text b. the student can read a text without much assistance c. the student can read a text with assistance d. the student can ...
*May 8, 2011*

**MATH**

CALCULATE THE AREA FOR THE FIGURE WITH SIDES 9YDS 6YDS 6YDS 6YDS 3YDS 12YDS
*March 8, 2011*

**Math**

A triangle whose sides are 5, 12, and 13 inches is similar to a triangle whose longest side is 39 inches. What is the perimeter of the larger triangle?
*January 23, 2011*

**Math**

7+7
*January 4, 2011*

**physics**

What is the magnitude of the apparent weight of a 79 astronaut 5200 from the center of the Earth's Moon in a space vehicle moving at constant velocity?
*November 4, 2010*

**soil mechanics**

a. 15.4% b.2038.5 kg/m^3 c.1766.5kg/m^3
*September 19, 2010*

**algebra**

2. Biologists want to set up a station to test alligators in the lake for West Nile Virus. Suppose that the costs for such a station are $3000 for setup costs and $2.00 to administer each test. e. How many animals should be tested for the average cost to be $5.00 per animal?
*August 3, 2010*

**Science**

A plastic block has sides that measure 4 centimeters, 2 centimeters, and 3 centimeters. Its mass is 19.2 grams. Predict whether the block will float in water. Will it float in olive oil?
*April 20, 2010*

**Science**

• Describe forces resulting from natural phenomena that can have severe consequences on structures in the environment and identify structural features that help overcome some of these forces
*April 8, 2010*

**Physics**

Two stunt drivers drive directly toward each other. At time t=0 the two cars are a distance D apart, car 1 is at rest, and car 2 is moving to the left with speed v_0. Car 1 begins to move at t=0, speeding up with a constant acceleration a_x. Car 2 continues to move with a ...
*May 26, 2009*

**writing**

Is there someone who could proofread this? Identify the sentence patterns 1. He followed the map to the treasure. S/V/DO 2. Darcy sang the song slowly. S/V/DO 3. They were certain about the time. S/LV/SC 4. I called him a sucker. S/V/DO 5. I found the puppy a home. S/V/DO 6. ...
*May 21, 2009*

**accounting**

You are provided with the following information for Pavey Inc. for the month ended October 31, 2008. Pavey uses a periodic method for inventory. Date Description Units Unit Cost or Selling Price October 1 Beginning inventory 60 $25 October 9 Purchase 120 26 October 11 Sale 100...
*March 15, 2009*

**Physics**

hey what is the formula for cw,Cc, and Calum plss answer it plss
*February 15, 2009*

**math**

the ? says "find the 10th term of the sequence" 5n+3 Would I do 5(10) +3 and get 53 as the answer? Am I doing this correctly? Thank you for your help.
*January 5, 2009*

**math**

the ? says "find the next 2 terms of the sequence. 1. 3n+1 2. 4n-2 How do I figure out what the next terms are?
*January 5, 2009*

**5th grade - Math**

Thank you, I was very confused on how to solve it.
*December 16, 2008*

**5th grade - Math**

If the retail tax rate is 5 cents for every 1 dollar you spend, how much tax would you pay for a $0.15 item?
*December 16, 2008*

**Algebra 1: 8th Grade**

Yes. For example y = -999999x It will be very steep and negative.
*October 22, 2008*

**geometry**

Axiom
*October 22, 2008*

**Math- Ideas only**

I need some help on getting ideas for my limits & continuity calculus project! For the limits project: I have to conduct an "interview with a limit" (Q&A format).I have to include factual information like definitions, properties, theorems, etc. I also have to include...
*October 19, 2008*

**math**

14-9x = -80-8x Switch sides. x=94
*October 19, 2008*

**12th AP Calculus**

First you do powers. 3(csc(x))^1/2 Then trig. The final: -3(csc(x))^1/2 *(csc(x)cot(x))
*October 19, 2008*

**Biology**

One - monosaccharides. Starch is a carbohydrate made of glucose.
*October 19, 2008*

**Calculus**

I need some help on getting ideas for my limits & continuity calculus project! For the limits project: I have to conduct an "interview with a limit" (Q&A format).I have to include factual information like definitions, properties, theorems, etc. I also have to include...
*October 19, 2008*

**English Essay Thesis**

I think it's fine. But make sure you can support it in your body paragraphs, otherwise having such a complicated thesis is worthless.
*October 19, 2008*

**math**

if you are 25 and you get 25 dollars every 2 wks and at the end of the month 10% is added like interest how much would you get if you stopped at 65 years old.
*September 23, 2008*

**Social Studies**

how can i find out what day of the week December 19,1777 was
*May 19, 2008*

**Calculus**

How do we integrate 1/lnx.
*March 18, 2008*

**Calculus**

How do we integrate xlne^x .
*March 18, 2008*

**PHYSICS**

4.7 m/s is the correct answer.
*October 24, 2007*

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