Flower usually contain more stamen than pistil why do you think this is

The pressure gauge on a compressed air tank reads 43.2 pounds per square inch (lb/in?). What is the pressure in atmospheres (atm) ?

In terms of electron configuration, why arsenic and antimony are chemically similar.

How did the discovery of the electron change the Atomic Model?

Are the following bonds (A) ionic bonds or (B) covalent bonds? 39. O─H 44. N─H 40. N─O 45. Ca─S 41. Na─Cl 46. C─O 42. C─H 47. F─F 43. Mg─Br 48. Ba─F

Which would show an example of how physical changes are reversible? A cutting a gold bar in two pieces and then putting the pieces next to each other B burning a match and then relighting it C melting tin and then cooling it into a mold D combining

Consider the polymerization of styrene in toluene at 60°C initiated by di-t-butylperoxide for a solution containing 0.04 mol of initiator and 2 mol of monomer per liter. The initial rates of initiation, Ri, and propagation, RP, are found to be 1.

Which of the dollowing isotopes have 8 neutrons in the nucleus? 0-15 0-17 C13 O C14

Click the DeltaH is an Extensive Property button within the activity, and analyze the relationship between the two reactions that are displayed.

The fundamental unit used to measure mass is?

What are some ways population size is limited within an ecosystem?