Blog

Which of the following statements about bonding is/are TRUE? Check ALL that apply.

NaH2PO4

What is the name of a charged particle that is formed by a gain of electrons?

What is the mass of silver metal produced from 6.35 g of copper?  Report answer to the proper number of significant figures.   Cu (s)  +  2  AgNO3 (aq)  —> Cu(NO3)2 (aq)  +  2 Ag (s)

What is molar volume?  Select the BEST Answer.

The physician has ordered a high-sensitivity C-reactive protein (hs-CRP) to be drawn on a patient. The results of this test will allow the nurse to evaluate the role of what process that is implicated in the development of atherosclerosis? 

lead(II) phosphate

What is the group number of selenium (Se)?

EXTRA CREDIT SECTION:  You can earn up to a maximum of 5 points total from any combination of the following extra credit questions.  Questions are graded holistically. There are 2 Fun Extra Credit Questions–no preparation required.   (possible 2 points) There are 6 Questions from the Revell eText  

Why do we balance chemical equations?