You start with a 7.1M stock solution of NaNO3. How much stock solution do you need to make a 5,415 ml of 4.3M solution of NaNO3?
Round answer to whole number milliliters

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d

Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.