chemistry
How many atoms of nitrogen are in the chemical formula N2O? A. 1 B. 2 C. 3 D. 4 I say A
chemistry
A polyatomic ion is a tightly bound group of atoms that carries its own unique charge. True False I say true
chemistry
ok thinking nor A but B
chemistry
The hydrogen carbonate ion is formed when an H+ ion combines with the polyatomic ion CO32-. What is the net charge on the hydrogen carbonate ion? A. 2- B. 1- C. 1+ D. 2+ A
chemistry
I change my answer to D
chemistry
The calcium ion carries a charge of 2+. The nitrate ion (NO3-) carries a charge of 1-. Which of the following is the correct formula for calcium nitrate? A. CaN2 B. CaNi C. CaNO3 D. Ca(NO3)2 C
Written Analysis
I need help with my project. I have to write 4-6 paragraphs summarizing three solution ideas on Discrimination. I also have to develop criteria or standard that can be used to evaluate the final solution.
Math
Ahhh..... im lost.... we use forumlas such as SP= C(1-d).. I need it put in that kind of perspective
Math
Cost- 50 Selling Price- 125 Mark up rate - Unknown, Operating Profit- unknown Exected monthly sales (unit) 100 Need to solve for Mark up rate & Operating profit
Written Analysis
Good question! Not to be sarcastic but I have never done this before. Any help I can get will be a plus.
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