What is the formula for the ionic compound formed by calcium ions and nitrate ions?
A) Ca3N2
B) Ca(NO3)2
C) Ca2NO3
D) Ca2NO2
E) CaNO3
Answer: B
Chemistry
- Which of the following objects, all moving at the same speed, will have the highest de Broglies wavelength?
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- Which of the following is a weak base?
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- An element with the atomic number twelve
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