Friday

December 19, 2014

December 19, 2014

Total # Posts: 1,717

**cells**

can someone please help me??? I really have no idea what the answer is!!!
*February 11, 2012*

**cells**

suppose a cell is placed in a large container of water with a very low solute concentration.what do you think will happen?
*February 11, 2012*

**Chemistry**

IS this right?
*February 9, 2012*

**6th grade science**

please!!!
*February 9, 2012*

**6th grade science**

can someone plese help me with this!!!
*February 9, 2012*

**6th grade science**

which particles cannot pass through the cell membrane?
*February 9, 2012*

**Math**

In a playground, there is a model of the old school building that is 6.6 feet long, 3.3 feet wide, and 4.6 feet high. If the real building was 80 feet long and 40 feet wide, how high was it?
*February 8, 2012*

**chemistry**

1.5x10^7 molecules of hydrogen sulfate. find the number of grams for the molecules listed
*February 8, 2012*

**6th grade science**

PLEASE!!!
*February 6, 2012*

**6th grade science**

can someone please help me!!!
*February 6, 2012*

**6th grade science**

at the end of cytokinesis, how many chromatids will be found in each daughter cell? explain.
*February 6, 2012*

**6th grade science**

is it the "S" phase???
*February 5, 2012*

**6th grade science**

during which phase is DNA duplicated?
*February 5, 2012*

**6th grade science**

thanks
*February 5, 2012*

**6th grade science**

can someone please help me!
*February 5, 2012*

**6th grade science**

what are the four phases of mitosis??? -------,-------,-------,-------
*February 5, 2012*

**6th grade math**

oh....I see,thanks!!!:)
*February 5, 2012*

**6th grade math**

HELP!!!!!
*February 5, 2012*

**6th grade math**

the expression 4 - p is equivalent to "four minus a number", but not to "a number minus four".explain why.
*February 5, 2012*

**Pre-Algebra**

Please let me know if I figured these out correctly. Directions: For the line with the given equation, find the slope of a parallel line and the slope of a perpendicular line. 1)y=6/5x + 144 slope of parallel: 6/5 slope of perpendicular: -5/6 2)4y-4x=16 slope of parallel: 1 ...
*January 30, 2012*

**Math**

Thank you!
*January 29, 2012*

**Math**

Please let me know if I figured this out correctly. Directions:Write an equation for the line that is perpendicular to the given line and that passes through the given point. 1) y=x-3; (4,6) Answer: y=-x-10 Thank you!
*January 29, 2012*

**Math**

Thank you!!!
*January 29, 2012*

**Math**

Please let me know if I figured this out correctly. Directions: Find the slope of a line perpendicular to the graph of each equation. 1) y= -x/5 - 7 Answer: Slope = 5 2) 2x + 3y=5 Answer: Slope = 3/2 Thank you!
*January 29, 2012*

**physics**

12120
*January 28, 2012*

**math**

Calculate the average rate of change over the given interval of the given function. f (x) = x3, from x = 8 to x = 9
*January 27, 2012*

**Right Triangle Trigometery**

If = 38° and z = 68 cm, what is the value of x to the nearest tenth of a centimeter?
*January 26, 2012*

**trig**

This is not trig. Anyway, C=2(pi)r. If the circumference is 12.31, then the radius is 12.31/[(pi)r] = 1.96. If the central angle is 1/4 of a revolution, then the central angle measure is 90 degrees. The area of a sector is a piece of the area of the entire circle: A=(pi)r^2 * ...
*January 25, 2012*

**Calculus**

Over what open interval does the formula F(x)= int from 0 to x of dt/t represent an anti derivative of f(x) =1/x? Find a point where the graph of F crosses the x axis.
*January 25, 2012*

**Calculus**

Let F(x)=int from 0 to x of (t-3)/(t^2+7) dt for -infinity <x< infinity. a. Find the value of x where F attains its minimum value. b. find the intervals over which F is only increasing or only decreasing. c. Find open intervals over which F is only concave up or only ...
*January 25, 2012*

**Calculus**

True or false: If f(x) is continuous on the interval [a,b] & if the definite integral of f(x) over this interval has value zero, then the equation f(x)=0 has at least one solution in the interval [a,b]. True or false: If f(x) is continuous everywhere and F(x)= int from 0 to x ...
*January 25, 2012*

**Calculus**

First, divide each term in the numerator by the denominator. x/x + sin(x)/x (x/x=1) 1+sin(x)/x The Sandwich (or Squeeze theorem) states that the limit as x->0 of sin(x)/x is 1. 1+1=2 You can ask me more questions on Facebook:Kate Calendrillo, Math Tutor.
*January 25, 2012*

**geometry**

If line segment A is parallel to line segment B and m<4=83, then m<2=?
*January 23, 2012*

**advanced math **

Can you please tell me if 14=-(p-8) is 6= -p .....
*January 23, 2012*

**sociology**

What are some changes that are occuring in families. Are these changes for the good or bad?
*January 20, 2012*

**chemistry(balance equation)**

How to balance HNO3 +Cu ------->Cu(NO3)2+NO+H2O ? please show me steps
*January 19, 2012*

**chemistry(balance equation)**

how about HNO3 +Cu ------->Cu(NO3)2+NO+H2O,PLEASE SHOW ME STEPS.
*January 19, 2012*

**chemistry(balance equation)**

so what side should i look for the LCM?
*January 19, 2012*

**chemistry(balance equation)**

hi!i am a f4 student in hk.i have know the basic concept of balance equation.but some too complex equation i cant balance.is there any general short cut for balancing any simple or complex chemical equation?
*January 19, 2012*

**English**

I am not sure. Maybe C
*January 18, 2012*

**English**

What conclusion can you draw about Samuel Pepys from his account of the Great Fire of London? A. He maintained relations with all social strata. B He became the spokesperson of the aristocracy. C he felt responsible for organizing rescue missions
*January 18, 2012*

**Math-Linear Equations**

Thank you so much - that clears it up for me!!! It's just been awhile since I've done this.
*January 16, 2012*

**Math-Linear Equations**

Please let me know if I understand this correctly. Find the slope and the y-intercept of each equation: 1)y-9x= 1/2 +9x= 1/2 + 9x y= 1/2 + 9x slope:9; y-intercept: 1/2 2)2y-6=3x +6 +6 2y=3x + 6 - - 2 2 so then: y=3x+3 3) -2y=6(5-3x) -2y= 30-18x - -- -2 -2 so then: y=-15-18x (...
*January 16, 2012*

**6th grade science**

peace out
*January 9, 2012*

**6th grade science**

thamk you izzy :)
*January 9, 2012*

**6th grade science**

which of the following lists all the levels of organization in a multicellular organism from the lowest level to the highest level? A)tissues and organ systems B)organ systems,tissues,organs,and cells C)tissues,cells,and organs D)cells,tissues,organs,and organ systems My ...
*January 9, 2012*

**6th grade science**

thank you Jahnay
*January 9, 2012*

**6th grade science**

organs are made up of two or more ____ that works together. my answer was tissues
*January 9, 2012*

**math**

what is 12 1/5 - 4 4/5?
*January 2, 2012*

**Math**

Makes sense now - thanks Reiny!!!
*December 19, 2011*

**Math**

Can you please help me set up this equation? Copies at the local library cost $.15 easch. A new copier costs $200 and it costs $.02 to make a copy. How many copies would have to be made for the cost of making your own copies equal to the cost of copying at the library? Thank ...
*December 19, 2011*

**ASTRONOMY**

Compare Einstein and Newton's pictures of gravity.
*December 19, 2011*

**6th grade science**

which of the following is made of many cells that work together? a. bacteria b. virus c. insect d. amoeba
*December 13, 2011*

**Physics**

A. Calculate the force on an alpha particle in an electric field E=Exm where E=3.6E4 N/C and x is a unit vector in the x direction. What is the direction of the force? B. Calculate the acceleration of the alpha particle in this electric field. What is the direction of the ...
*December 11, 2011*

**Accounting**

When Resisto Systems, Inc., was formed, the company was authorized to issue 5,000 shares of $100 par value, 8 percent cumulative preferred stock, and 100,000 shares of $2 stated value common stock. Half of the preferred stock was issued at a price of $103 per share, and 70,...
*December 9, 2011*

**Accounting**

The following information is necessary to compute the net assets (stockholders' equity) and book value per share of common stock for Rothchild Corporation: 8% cumulative preferred stock, $100 par $ 200,000 Common stock, $5 par, authorized 100,000 shares, issued 60,000 ...
*December 9, 2011*

**chemistry**

a sample of 0.002 mole of HCL is dissolved in water to make a 2000mL solution. What is the molarity?
*December 7, 2011*

**Chemistry**

Given the following equation: N2(g) + 3H2(g) = 2NH3(g). Determine to one decimal place the molar mass of each term, and WRITE EACH ONE AS A CONVERSION from moles to grams.
*December 5, 2011*

**6th grade math**

In general, the air temperature decreases 12F for every 4000 feet increase in altitude. If a hiker climbs 3000 feet, by how much can she expect the temperature to decrease?
*December 4, 2011*

**6th grade science**

thanks
*December 1, 2011*

**6th grade science**

describe the rate at which chemical weathering generally takes place.
*December 1, 2011*

**6th grade math**

write each rate as a unit rate. Q: 6 eggs for 3 people
*November 29, 2011*

**6th grade science**

I am pretty confused about mechanical weathering and chemical weathering. what is the easiest way to remember the differences of these 2 things
*November 28, 2011*

**reading **

the moon
*November 28, 2011*

**English**

Thank you for your answer!! Can I please ask why you chose that answer?
*November 28, 2011*

**English**

Do you think unskilled labor is just a commodity or input
*November 28, 2011*

**Business**

Do you think unskilled labor is just a commodity or input
*November 28, 2011*

**english**

I need help with finding information about the impact of hip-hop music or any music on general on teenagers
*November 27, 2011*

**Math**

Triangle NPQ has q= 95 miles, P = 76 degrees, and Q= 103degrees. Find n.
*November 27, 2011*

**Math**

The attendance at harmony school carnival has shown range of 200 people during the years from 2008 through 2011 which graph could show the carnival attendance correctly
*November 16, 2011*

**sentences**

thanks
*November 15, 2011*

**sentences**

Can you give me a sentence with the word difficulties?
*November 15, 2011*

**6th grade science**

I chose choice A
*November 11, 2011*

**6th grade science**

limestone is made of the remains of organisms.In what way have decaying plants changed Florida's limestone bedrock? 1) decaying plants acidify water,which desolves limestones 2)decaying plants absorb water,which keeps limestone from dissolving 3)decaying plants changed ...
*November 11, 2011*

**6th grade science**

so I believe the answer to this question would be crop rotation?
*November 11, 2011*

**6th grade science**

i chose D "no till-farming"
*November 11, 2011*

**6th grade science**

which soil conservation technique did George Washington Carver urge farmers to use??? 1) crop rotation 2) cover crops 3) contour plowing 4) no-till farming
*November 11, 2011*

**6th grade science**

Mechanical weathering occurs at a greater rate in climates that are 1) cold and wet 2) warm and wet 3) hot and dry 4) cold and dry
*November 11, 2011*

**physics**

At an outdoor market, a bunch of bananas attached to the bottom of a vertical spring of force constant 16.0 N/m is set into oscillatory motion with an amplitude of 20.0 cm. It is observed that the maximum speed of the bunch of bananas is 39.6 cm/s. What is the weight of the ...
*November 9, 2011*

**6th grade ELA**

yoo hoo!!!write teacher!!!
*November 8, 2011*

**6th grade ELA**

um the topic of a sentence?
*November 8, 2011*

**6th grade ELA**

I beg pardon????
*November 8, 2011*

**6th grade ELA**

an implied main idea is _______________ in a paragraph. can someone help me with this fill in the blank question???
*November 8, 2011*

**6th grade ELA**

I really don't know :(
*November 8, 2011*

**6th grade ELA**

i guess so
*November 8, 2011*

**6th grade ELA**

I have no idea.
*November 8, 2011*

**6th grade ELA**

um...the topic of a sentence???
*November 8, 2011*

**6th grade ELA**

An implied main idea is _______________ in a paragraph.You have to ask yourself:What do all the supporting details add up to? Can someone please help me with this fill in the blank question???
*November 8, 2011*

**6th grade ELA**

thanks
*November 8, 2011*

**6th grade ELA**

Can some one please help me with this fill in the blank question!?
*November 8, 2011*

**6th grade ELA**

supporting ideas such as statistics and _______________ help explain the main idea.
*November 8, 2011*

**6th grade ELA**

thank you so much Ms.Sue!!! You are a great teacher/tutor!!!
*November 8, 2011*

**6th grade ELA**

Main ideas are __________________. Can someone please help me with this fill in the blank question???
*November 8, 2011*

**6th grade math**

which is bigger? 17/19 0r 0.85
*November 7, 2011*

**6th grade math**

2.70 would be bigger Thank you!!!
*November 7, 2011*

**6th grade math**

Put these numbers in order from least to greatest. 2 7/10, 2.07, 127%
*November 7, 2011*

**business**

what kind of trde barriers does egypt have and what website should i used
*November 7, 2011*

**trig**

write an equation expressing 19cos(theta-50degrees) as a sum of sine and cosine.
*November 6, 2011*

**statistics**

when finding the area to the left of the Z score and Z= 1.43 do i subtract the z score from one or is that only when finding the area to the right of Z
*November 6, 2011*

**6th grade math**

opps...it should be... Which comparison is correct? A. 5/100 < 0.05 = 50% B. 0.7 = 1/7 < 10% C. 2/10 < 25% < 0.9 D. 0.3 < 36% = 36/10
*November 6, 2011*

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