Ask the Experts -- Summer 2005

The questions presented in this month's Ask the Experts section include, Can a chemical equation have two correct ways to balance it? and Why is the first electron shell in atomic structure designated with "K" (K, L, M, N...) rather than "A"?

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Type Journal ArticlePub Date 7/1/2005Stock # tst05_072_05_50Volume 072Issue 05

NSTA Press produces classroom-ready activities, hands-on approaches to inquiry, relevant professional development, the latest scientific education news and research, assessment and standards-based instruction.

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