Complete the following analogy:

coach: football plays as meteorologist:

A

sediment

B

writing

C

Sun

D

precipitation patterns

Find the mass in 2.6 mole of lithium bromide

Bridget is in science class. Her teacher gives her two unknown substances and asks her to determine their relative pH. She places a piece of red litmus paper into both substances. The litmus paper turns purple when she places it into substance I.

What is the nature of the SE-CI bond in molecule of selenium chloride (SeCI3) if the electronegativity value of selenium is 2.55 and that of chlorine is 3.16? Non polar covalent Moderately polar covalent Highly polar covalent Ionic Polar ionic

What property of a molecule defines how it tastes?

Is vaporization an exothermic change?

Write the name of the following compound MgSO4 • H20

What volume (in mililiters) of oxygen gas is required to react with 4.03 g of my at stp

A 12.5-g marble display 5.0 mL of water. What is its density?

What is the purpose of a catalyst in the production of hydrogen?

What is the correct way to prepare a 1 molar solution of kno3?