Will mark brainliest! answer
a sample of marble has a volume of 8 cm3 and a density of 2.75 g/cm3. what is its mass?
0.34 g
2.9 g
10.75 g
22 g

How many atoms are there in 5.70 mol of mg

What is the mass of 0.46 mil of mgcl2

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.