How many electrons would the element calcium need to be electrically neutral?

Name two air pollutants that bioaccumulate

A radio station's channel, such as 100.7FM or 92.3 FM, is actually it's frequency in megahertz, where 1 MHz = 10^6 Hz and 1 Hz = 1s-1. Calculate the broadcast wave length of the radio station 96.90 FM.

Is the ability to be digested a physical or chemical property?

Which of these properties, used alone, would be LEAST useful in identifying MOST minerals? A. color B. luster C. streak D. density

According to the information above what is the standard enthalpy of formation for nh3

Most mutagens have what kind of an effect on an organism?

According to the hess's law, the enthalpy of solution is: δhsoln = δhsolute + δhsolvent + δhmix. considering dissolving a small drop of nonpolar pentane oil in water which term (s) in the equation will experience the largest enthalpy change.

Solve for x: ln x = 0.863. Report your answer to 3 significant figures.

What water activities might be easier to do in Lake Assal's salty water? What activities could be more difficult?

The suffix "-megaly in the term gastromegaly means: