Total # Posts: 8
In how many ways can a chairman, a vice chairman, a secretary, and a treasurer be selected from a committee of ten people? Is it right that i used the equation 10!/4! ? I don't know if the answer 151200 is correct. Can someone help me? Thanks!
March 22, 2015
what is H2PO4 and what type of bonding is it?
March 20, 2014
Hello. I'm suppose to examine the "winged genie fertilizing a date tree" and explain the elements of art found in the work, one particular element that helped with the overall success of the artwork, and explain what type of movement is shown in the work. The ...
February 4, 2014
Can you please show me how to measure 1.19 cm on a ruler
July 6, 2012
science (please help)
How do I solve for T? PI(67.2/2)^2*T*13.6g/cm^3= 5lb*435.6g
September 11, 2011
A solution is prepared by adding 50 mL of .050 M HCL to 150 mL of .10 M HNO3. Calculate the concentrations. I know I need to find the [H+] and [OH-] but im not sure how.
March 7, 2010
health and social
helppp .. what does health and social acttually meann ??
October 12, 2008
1. Why must DNA be able to make copies of itself? 2. Define DNA replication? 3. What is the first step that must occur in DNA replication?
November 8, 2007