March 26, 2017

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Posts by Adele

Total # Posts: 16

thanks ANONYMOUS! :D
November 29, 2015

Also what is the answer for # 9? (Im checking my work)
November 29, 2015

i thought # 4 was also wrong because it cant be a sentence unless the "i" becomes capital. now thart u've realized this it is # 4 still a sentence?
November 29, 2015

Problem solving:for 3rd grade
7-3 You have 7 French fries, /////// then you eat 3, ///, so 7, ///////, take away 3, /// is 4, ////. I hope this helps
October 25, 2012

Physical Science
On a hot summer day (30 degrees Celcius), a pesky little mosquito produced its warning sound near your ear. The sound is produced by the beating of its wings at a rate of about 600 wing beats per second. What is the frequency in Hertz of the sound wave? What is the wavelength ...
May 6, 2012

Physics (College)
November 26, 2011

How many grams of sodium bicarbonate mut be decomposed by: HCl (ag) + NaHCO3 (ag) ----> NaCl (ag) + CO2 (g) + H2O (l) to yield 75.0 mL of carbon dioxide at STP?
April 23, 2011

I started to use PV=nRT. So, n = (.930 atm)(.04852 L) ------------------ = 1.86 x 10^ -3 (.0821) (296 K) mol I multiplied that by 84 g/mol (molar mass of sodium bicarbonate) and then by 100%....which equated to 15.62%. That seems off to me. Do you know what I'm doing wrong?
April 23, 2011

A 3.23 gram sample of a sodium bicarbonate mixture was reacted with excess acid. 48.52 mL of the evolved gas was collected of the water at .930 atm. and 23.0 degrees C. What is the percentage of sodium bicarbonate in the original mixture?
April 23, 2011

My next song is "can you hear me"
December 6, 2010

ap chemistry
Cl2 + 2koh-->kcl _kclo +H2O 3KClo-->2Kcl+kclo3 4kclo3-->3kclo4 +kcl what mass of cl2 (g) is required to make 234g kclo4
October 18, 2010

The amount of solar radiation received anually in arizona is about 8.4 x 10^6 KJ/m^2. What mass of carbon must be burned into carbon dioxide to produce the same amount of energu in the following reaction? C + 02 --->CO2 deltaH=-393.5Kj
April 29, 2010

i need to factorise 4 cos squared theta + 2 cos theta - 1
March 21, 2010

what is the adaptive value of having the organ of gas exchange - in this case, the alveolus - inside the body?
March 17, 2010

So I'm a bit confused. What's the difference between penance and penitence? Are they essentially the same thing? Thank you everyone.
March 4, 2009

A perfectly competitive painted necktie industry has a large number of potential entrants. Each firm has an identical cost structure such that long-run average cost is minimized at an output of 20 units. The minimum average cost is $10 per unit. Total market demand is given ...
January 30, 2009

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