NettetPennies are made of copper, aren’t they? The outside is certainly made of copper, but that’s not the whole story. Before 1982, pennies contained about 95% copper and 5% … NettetBased on what happened in the lab, look at the Activity Series chart and propose a metal that could have been used to fill the post 1982 penny (there is more than one possible …

Hollow Penny Lab Teaching Resources TPT

Nettet14. apr. 2024 · In equation 1, “ A” must be the more reactive metal (higher up on the activity series and capable of replacing “ B”), while “ B” is the less active metal (lower … black cardigan pearl buttons

Hollow Penny Lab.docx - Google Drive

NettetGreen is the best answer. (italics+underlined) Yellow is the second-best answer. (italics) Red is the worst answer. PENNY'S ASTRONOMICAL ELIXIRS. Q. Drink Wolfsbane … NettetI love this lab because it gives my students a chance to practice lab skills and calculate their individual accuracy and class precision! I use an excel file to check their math, … Nettet1) What was the original appearance of the penny before you began the lab? 2) What happens to the pennies when they are placed in the NaCl/vinegar solution? 3) If the … black cardigans for women marks and spencer