Which of the following metals or nonmetals are expected to displace Mn or Cl (respectively) from MnCl2? 1. Ca should displace Mn. 2. Br should displace Cl. 3. Cu should displace Mn. 4. I should displace Cl.
The half-life of a certain radioactive isotope is 32 hours.What fraction of the sample would remain after 16 hours?(a)0.50(b)0.25(c)0.62(d)0.71
Why does aniline turn brown upon standing? Does it also turn brown upon heating?
-22x + 11y +55z =
Is this statement true? The least squares regression line is a unique line for each data set? I would say yes.
Thank for the answer to the problem: the perimeter of a basketball court is 108 meters and length is 6 mters longer than twice the width. You gave me the width, but not the length. What is the length?
The perimeter of a basketball court is 108 meters and the length is 6 meters longer than twice the width. what are the length and the width?
A sample of 2.08 grams of Z is dissolved into 500 grams of water which is in a styrofoam coﬀee cup. The temperature is monitored and is found to rise from 25.682◦C to 25.899◦C. What is ∆Hsolution for substance Z? Assume no heat is lost/gained by the cu...
Please solve for M28 A=nm2
Solve the formula for the variable S p = s/n