Tuesday

February 21, 2017
Total # Posts: 6

**Physics/astronomy**

How many different photons (photons of different frequencies) can be emitted as a hydrogen atom in the fifth excited state falls back directly or indirectly to the ground state?

*January 17, 2016*

**6th grade Math**

i don't know......

*November 9, 2011*

**Cupler**

how much low fat milk (1%) fat and how much whole milk (4%) fat should be mixed to make 5 gal of reduced fat mild 2%

*June 9, 2011*

**11th grade**

determine the gram formula (mass of one mole) KMnO4

*December 14, 2010*

**Science**

Which trimester is most critical for the development of the fetus?

*November 6, 2006*

**Math help plz**

Identify three different situations where you could apply the Pythagorean Theorem. help.. thank u The Pythagorean Theorem describes a right-triangle. Therefore it can be applied anywhere a triangle exists.

*October 29, 2006*

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