Part D After about 30 minutes, observe the substances in the test tubes again. Record your observations. Include any evidence
of a chemical reaction.
A Caution! If you plan to leave your substances unattended, be sure they are in a safe location away from young children
and pets.

Which equation represents a fission reaction? o "9n+h—150 o 235u + n—190cs + rb+25 o be + he—1c + in o 28 np —> 2390 pute

Between 2014 and 2016, more than 25,000 children in flint, michigan, drank water that was contaminated with lead from lead pipes. during this time, the city claimed the water was safe to drink. which of these actions could the city have taken to ensure that the drinking water was free from lead?

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