Saturday
May 18, 2013

Posts by lalt


Total # Posts: 48

physical sciences
thank you so much... it was the right answer C:

physical sciences
Diamond is the hardest substance known while graphite is one of the softest. Both are made only of carbon atoms. What is the most likely reason why this is true? A. Both are bonded ionically. B. Both are bonded covalently. C. The carbon atoms are arranged differently in diamon...

physical sciences
When a covalent bond forms between two atoms how many atoms have a full outer shell of electrons? A. one B. two C. zero D. It depends on what the atoms are. HELP PLEASEE

physical sciences
The atoms of the elements in this group are the most chemically reactive of the ones listed. A. IA B. IIA C. VA D. VIA . HELP PLEASE... .

physical sciences
Which of these elements has the most chemically reactive atoms? A. gold B. argon C. carbon D. chlorine HELP PLEASE!!

physical sciences
Why do He and Ne then have different numbers of electrons in their outer shells? . . Help Please..

PHYSICAL SCIENCES
Which of the following elements has eight valence electrons? A. argon B. beryllium C. chromium D. oxygen . CAN SOMEONE HELP ME, PLEASEEE :D

physical sciences
How many neutrons are in an atom of carbon with a mass number of 14? help please...

phisycal sciences
Dalton's experiments advanced our understanding of the atom without A. carefully observing and measuring events. B. discovering the internal structure of the atom. C. examining the ratios of elements involved in chemical reactions. D. testing a hypothesis. . Someone can he...

american goverment
thank you. Mrs. Sue. I know now the correct answer is c.

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