If the location of a particular electron can be measured only to a precision of 0.058nm, what is the minimum uncertainty in the electron's velocity?
a.)1.4x10-13 m/s
b.)1.0x10-4 m/s
c.)10.0x10-4 m/s
d.)2.2x10 5 m/s
e.)10.0x10-7 m/s

Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

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 is a difference between a mixture of elements and a mixture of compounds