How many mL of a 0.76 M solution of Ca(NO3)2 are needed to have exactly 0.5 moles of nitrate ions? 264 ml O 329 mt 119 m 441 ml

Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

Agas can holds 2.0 gal of gasoline. what is this quantity in cubic centimeters?

Oil rich countries in the middle east cover about 4% of earths total land area but prossess about 48% of the worlds known oil reserves what is the main reason for high concentration of reserves in this part of the world