Janna
Popular questions and responses by Janna
Calculus
Find the first 5 partial sums of the series ∑n=2 to ∞ 1/(n(n+4))? I got 1/12 for the first one but when I put 1/21 for the next one it says it's wrong please help
asked on April 27, 2017 
Math
Angela is twice as old as clara. Seven years ago, the sum of their ages was 16. How old is clara now?
asked on November 30, 2016 
intl business
How would I find out how many people own dogs in Canada? I have an idea for my business marketing report but need to check the facts first.
asked on September 27, 2007 
Calculus
A cylinder shaped can needs to be constructed to hold 200 cubic centimeters of soup. The material for the sides of the can costs 0.02 cents per square centimeter. The material for the top and bottom of the can need to be thicker, and costs 0.05 cents per
asked on February 27, 2020 
Algebra
After 6 years, an account that earns 4% simple interest has earned $480 in interest. How much was the initial deposit?
asked on January 18, 2018 
Math
Helen calculated that she paid $1.50 per 100g for the usable part of the fish. How did Helen calculate $1.50?
asked on June 20, 2017 
Calculus
Determine the remainder for Sn where n=5 or n=9 for the following series. ∑n=1 to ∞ (n^2+1)/(n^4) S5= R5= S9= R9=
asked on April 29, 2017 
Chemistry
predict if precipitation will occur when 36ml of 0.0039M Na2CrO4 is mixed with 18ml of 0.00033M AgNO3. M.W of Ag2CrO4 :331.73g/mol Kspof ag2cro4 1.1x10^12
asked on November 21, 2015 
english
can you give me a noting details story
asked on January 14, 2015 
Math
The mass of Saturn is about 100 times the mass of Earth which is 5.97 x10^23 kg. How heavy is Saturn?
asked on September 9, 2014 
Science
What are the independent and dependent variables in the following The Effect of Magnet Status on the Perception of Autonomy Among Charge Nurses in a Skilled Nursing Facility as Compared to an Acute Care Facility?
asked on January 15, 2013 
Chemistry 111
The heat of fusion for a solid is .825kJ/mole. the formula weight of the solid is 150.24. How many grams of this solid can be melted by 305J of energy?
asked on April 13, 2011 
Economics
President George Bush maintained a “handsoff” policy during the 19901991 recession. How did he expect the economy to recover?
asked on June 3, 2010 
social studies
what does the pilgrims and the mayflower compact both have in common? Please Help!!!!!
asked on November 5, 2008 
social studies
what does a charter and a jointstock company have in common? a pilgrim and the mayflower compact?
asked on November 5, 2008 
math
what is and line plot?
asked on September 22, 2008 
science
Which term is used to indicate the region where no earthquake waves reach Eath's surface?
asked on March 24, 2008 
Science
Which instrument records seismic ways from a earthquake?
asked on March 24, 2008 
science
Why is visible light arranged into colors in order: red, orange, yellow, gree, blue, indigo, and violet?
asked on December 4, 2007 
art history
I need to find an article on Gothic art and spirituality...any suggestions?
asked on September 25, 2007 
Grammar
For an APA paper, the title I have chosen is Art Through the Ages. Should the word "through" be in caps?
asked on September 23, 2007 
Art History
I am having difficulty finding information on Chinese art that was controlled by the government. Any suggestions?
asked on September 13, 2007 
math
how do you find the slope and yintercept of 9x2y=6 put the equation in the form y = mx + b m is the slope (0,b) is the y intercept
asked on August 10, 2007 
math
Not sure about this... Need to solve by substitution 8x  4y = 16 y = 2x 4 Substitute 2x 4 for y in the first equation and solve the resulting equation for x. 8x  4(2x4) = 16 16 = 16 The two equations are not independent. One can be derived fron the
asked on August 8, 2007 
Chemistry
A(g) + B(g) AB(g) At a given temperature 1.0 mole of A and 1.0 mole of B are placed in the 1.0 litre vessel and allowed to reach equilibrium. Analysis revealed that the equilibrium concenration of AB was 0.40 molar. What percent of A had been converted to
asked on May 16, 2007 
Chemistry
X2 + Y2 2XY 0.50 mole each of X2 and Y2 are placed in a 1.0 litre vessel and allowed to reach equilibrium at a given temperature. The equilibrium concentrations of XY is found to be 0.025 mol/L. What is the equilibrium cosntant for this reaction? Do I just
asked on May 15, 2007 
Chemistry
Why is it important to determine the wavelength of maximum absorption? I assume we are talking spectroscopy here? When describing the spectrum it is usual to record the wavelength of a maximum absorption (there may be several absorptions) as this is a
asked on April 24, 2007

math
Well I just rounded my rounded and chose a product
posted on October 17, 2017 
science
diffraction
posted on January 17, 2017 
ama
dθ/dt = sqrt(3)/3
posted on May 15, 2016 
S.S.
Jordan, what about the mountains? They are sharp, right? And Jordan, I think you should start something called, STUDYING.
posted on January 13, 2014 
math asap
4(7+a)3 (4a+28)3 4a+25 10+3(1+p) (3p+3)+10 3p+3+10 3p+13
posted on January 15, 2013 
algebra 1 page 167 did you hear about...
Does any one know the answer to the one about the cannibals who got "fed up"?
posted on January 5, 2011 
Calculus
Find an equation of the tangent to the curve of y1, given below is the parallel to the given y2. y1=4x times the square root of x y2=2+6x
posted on October 5, 2010 
social studies
i mean, the jointstock company ant the charter were both granted by the king? and i don't understand the second pair Please help!
posted on November 5, 2008 
social studies
the jointstock company ant the charter were both granted by the king? I don't get the second part Am I right?
posted on November 5, 2008 
intl business
sorry...I just now saw the links...
posted on September 27, 2007 
intl business
Thank you. Where did the original data come from in case I need more current information?
posted on September 27, 2007 
Grammar
Thank you. I will copy this for a reference. Appreciate you shedding some light on this simple but important rule.
posted on September 23, 2007 
Grammar
Thank you. I wasn't sure because "Word" kept signifying that it should be in lower caps.
posted on September 23, 2007 
Intl. Business
Thank you! No. 3 link looks very helpful.
posted on September 13, 2007 
Art History
The question states: The visual arts and literature within the Early Chinese civilization were controlled by the government. How did this control influence the development of art for the civilization? We are not allowed to use Wikipedia as the information
posted on September 13, 2007