Calculate the number of moles of Al required to react with 69.12 moles of H2SO4. Do not include units in your answer. Round to the tenths place or further.

The skeletal system performs a variety of functions that are crucial to maintaining life processes. what function is performed in the bone marrow, but not in the ossified bones of the skeleton? a oxygen transportation c mineral storage b. muscle attachment d red blood cell production

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.

Match the mixture with the substance// i really need on this guys (it’s a pic btw)