How many electrons does nitrogen have?

14

15

None of the above

Is viscosity and surface tension the same

Which features do sound waves have that ocean and light waves do not? Check all that apply.

Would you measure the height of a building in meters?

What determines the amount of chemical energy something has

A student synthesized a cobalt amine complex with 11.0323 g of CoCl2·6H2O (limiting reactant, MW = 237.83 g/mol) and collected 9.4705 g of the cobalt amine complex (MW = 250.45 g/mol). What was the percent yield?

Could the concentration of reactants ever be equal to the concentration of products for a reaction at equilibrium? Explain why or why not.

A nonvesicular rock is made entirely of green 2-millimeter-diameter crystals that have a hardness of 6.5 and show fracture, but not cleavage. The rock is most likely

What is the mass of 2.13 moles of lithium arsenate

What is the name fro H2O

A scientist has a tomato plant with red-skinned tomatoes. It has one allele for red skin (R) and one for yellow skin (r). Which describes the phenotype of the tomato plant?