The initial temperature of a 626 g plate of zinc is 25.0°C. How many total kJ of heat energy will be needed to heat the metal to its melting point of 420°C? [ c(Zn) = 0.386 J/gC°].

How many molecules are found in 1.32 mol of nacl?

Sodium nitrite (nano2) reacted with 2−iodooctane to give a mixture of two constitutionally isomeric compounds of molecular formula c8h17no2 in a combined yield of 88%. draw reasonable structures for these two isomers. click the "draw structure" button to launch the drawing utility. place the two compounds in the appropriate boxes below.

Why does asexual reproduction result in offspring with identicle genetic variation