Which of the elements has the highest first ionization energy

C

Si

Ge

Sn

Pb

Explain why the rusting of an iron bar decreases the strength of the car?

What color would you predict milk of magnesium to turn red and blue litmus paper? a. red will turn blue, blue will remain the same b. both will remain the same c. blue will turn red, red will remain the same d. none of the above

10) Consumers, producers, and decomposers are all

On a topographic map, contour lines that are farther apart indicate A. a more gentle slope. B. a steeper slope. C. a mountain top. D. roads.

A chef plans to mix 100% vinegar with italian dressing. the italian dressing contains 13% vinegar. the chef wants to make 150 milliliters of a mixture that contains 42% vinegar. how much vinegar and how much italian dressing should she use?

How many moles of oxygen gas are there in 6.02 x 10 the the 24th power?

In the chemical laboratory why do scientists use a mortar and pestle

Which feature is found only in prokaryotic cells A) plasmid B) flagella C) cytoplasm D) cell membrane

True or False? Not all compounds will dissolve in water.

Consider the elements bromine and chlorine; which element has a larger ionic radius? -chlorine -bromine