If you want to change the type of element your atom is, you can either (2 RIGHT CHOICES)
add a proton
add a neutron
add an electron

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh

Calculate the estimated density of each ball. use the formula d = m/v where d is the density, m is the mass, and v is the volume. record your calculations in table a of your student guide. given that the density of water is 1.0 g/cm3, make a prediction about whether each ball will float in water. record your prediction in table a. what is the estimated density of the table tennis ball? record your answer to the nearest hundredth

What causes most sediment to wash or fall into a river