Total # Posts: 139
A cube of ice is taken from the freezer at -8.5 degrees celsius and placed in a 100 gram aluminum calorimeter filled with 300 grams of water at room temperature of 20 degrees celsius. the final situation is observed to be all water at 17 degrees celsius. what was the mass of ...
March 18, 2012
Calculate the volume (mL) of 2.81 M magnesium phosphate solution require to prepare 43.20 mL of 2.1000 %w/v solution of Mg3(PO4)2 . [Answer in 3 decimal places].
February 15, 2012
a man swings his child in a circle of radius .75 meters. if the mass of the child is 25 kilograms and the child makes one revolution in 1.5 seconds, what is the magnitude and direction of the force that must be exerted by the man on the child?
December 29, 2011
The hypothetical finance ltd has structured a hire-purchase deal. The required to make a down payment of 20 percent of the investment cost. The hire term is four years with quarterly payment in advance. The flat rate of interest is 13 percent. The finance company would charge ...
November 23, 2011
The hypothetical finance ltd has structured a hire-purchase deal.The required to make a down payment of 20 percent of the investment cost.The hire term is four years with quarterly payment in advance . The flat rate of interest is 13 percent. The finance company would charge a...
November 21, 2011
How you would expect the following events to affect each type of lag: a. The company imposes a service charge on late payers. b. A recession causes customers to be short of cash. 1. C. The company changes its terms from net 10 to net 20.
July 20, 2010
General Linear Model How does the general linear model assign optimal weights that predict variables that allow us to maximize prediction accuracy? How are discriminant functions the optimal weighted linear composites for predicting membership regarding the ...
June 26, 2010
We have a sample size of 20 young adult males diagnosed with anorexia nervosa, explain, using your predictive multiple regression model, exactly how you would determine whether this model was significant in terms of predicting your selected outcome variable. a. ...
June 22, 2010
If we enlarged our sample size to 20 young adult males diagnosed with anorexia nervosa, explain, using your predictive multiple regression model, exactly how you would determine whether this model was significant in terms of predicting your selected outcome ...
June 22, 2010
1.What is the p value (significance level)? What does this p value mean? 2.How does the n (sample size) of this sample affect the r and p values? 3.Is there a relationship between assertiveness and whether one holds anger in? Descriptive Statistics Mean...
June 16, 2010
Your company pays a dividend of $2.35 per share and expects no growth in this dividend at all, it will remain at this level indefinitely in managements opinion. Theoretically what will this stocks price be today if investors require an 8% rate of return on all such...
March 14, 2010
Prin of finance
Which of the following statements are true of a two-for-one stock split?: 1. It may signal higher future earnings 2. By creating more shares at a lower price, marketability may be improved 3. It increases the Equity Section of a companys Balance ...
March 14, 2010
what is the balanced equation for thereaction of aluminum selenide with water including the physical states reactants and products im given hydrogen selenide prepared by reacting aluminum selenide with water other product solid aluminum hydroxide please can you help minnie: ...
February 1, 2007
have been asked to write how i got this equation but i cant put it in words can you help me Al2 Se3 +6 H2O ==> 2Al (OH)3 +3H2Se i can do this but like i said putting it into words i just cannot make it coherant The answer you should give is you found it on the internet. The...
January 31, 2007
why is the molecular formula of oide of arsenic in its gaseous state is not neccessarialy the same as its empirical formula what does this mean and how do i do it Molecules are known to dimerize or trimerize. We actually don't know what the molecular formula is until we ...
January 30, 2007
how is the oxide of arsenic worked out when its in its gas state please help im flumuxed Please clarify your question? What do you mean by "worked out? the question states determine the molecular formular of the oxide of arsenic when it is in its gaseous state evidence ...
January 30, 2007