Which of the following samples contains the greatest number of atoms? 1 mole of CO2
2 moles of He
3 moles of N20
4 moles of CO

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.

How can you write e method for the experiment of separating sand from water by filtration process? 1-materials 2-steps 3-conclusion also the same for the separating process of water and salt by filtration or distillation. quick because i need to finish my hw

Which of the following is a solution a- brewed coffee b-tomato juice c- ranch salad dressing d- muddy water