Posts by it

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Is the word *command* a noun in this sentence or only the object of the preposition? "Seals balance balls on their noses on command."

To 90.0mL of a solution that contains 0.100M Cr(NO3)2 and 0.490M HNO3 is added 30.0mL of 0.170M K2Cr2O7. The dichromate and chromium(II) ions react to give chromium(III) ions. Write a balanced net ionic equation for the reaction.

A triangle has sides x,x+7 , x+ 8. The value of x must fall between what boundaries to make this an obtuse triangle?

5th grade
i need some help and answers... research... suggestions for this Q: how have the enviromental issues changed over time? please answer. i need help for a report. ive got more but first i gotta find this 1.

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