convert a speed of 5.70 km/s to units of meter per hour. Show the unit analysis by dragging the conversion factors into the unit factor slots

Which of the following statements is not true? • a. covalent compounds have low melting and boiling points. • ob. covalent bonds between atoms of a compound are relatively weak compared to bonds between molecules. • c. covalent bonds occur between nonmetals. • d. covalent compounds are often gases or liquids.

Suppose a lab group reports a ppercent yield of sand of 105. is it really possible to collect more sand than was originally represented? what is the possible explanation for the extra product?

In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?