Can someone please help me figure this out Define the terms "ionic compound" and "covalent compound". Use all of the following terms correctly in at least one of the two definitions: cation, anion, metal, nonmetal, electrons are shared, and electrons are transferred.

For each of the following mixtures decide if filtering would be suitable to separate the substances. explain your answers. oil in water sugar in water sand in water chalk in water tea leaves in a cup of tea

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.

Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?