How many electrons would be found in an isotope of silicon 29

What is a Fahrenheit?

Which of the following describes an important role scientists have in society?

What mass of bromine reacts with 16.2 g of aluminium?

The correct formula for a compound formed from the elements Al and O is

Two samples of the same gas are labeled sample A and sample B. Sample A has a volume of 200 mL and a temperature of 50°C. Sample B has a volume of 500 mL and a temperature of 300 K. In which sample do the molecules have a higher average speed?

Consider mixing 25.00 mL of 0.0200 M of each of the following of solutions. In which of the following will a precipitate form: Na2SO4 mixed with Ba (NO3) 2 NH4Cl mixed with Mg (NO3) 2 KF mixed with Ba (NO3) 2 MgCl2 mixed with Na2CO3

How many liters of chlorine gas at 650 mmhg and 25c can be produced by the reaction of 2.00 l of 2.50 m hcl solution with excess mno2?

What is the theoretical yield of H2S

How many atoms are there H, SO

How does the shape of the Earth affect the climate of different regions?