22 points!
in this unit we have talked about the differences between chemical and physical ch...
22 points!
in this unit we have talked about the differences between chemical and physical changes, take a look at the following images below and decide which one is representing a chemical change, and explain how you know it is a chemical change in 2-3 sentences.
Answers: 2
Chemistry, 21.06.2019 21:00, sophiapknight
Match the following items. 1. high-intensity bundle of energy being emitted from some decaying nuclei gamma ray 2. particle radiating from the nucleus of some atoms beta particle 3. negative particle identical to an electron but radiating from a decaying nucleus alpha particle
Answers: 1
Chemistry, 22.06.2019 02:10, board1692
3.) for each of the following compounds, draw the major organic product of reaction with hcl or naoh and circle whether the starting materials and products will be more soluble in organic solvent or water benzoic acid + hcl: benzoic acid + naoh: oh benzoic acid water/organic water organic fluorenone hс: fluorenone + naoh: fluorenone water/organic water/organic веnzocaine + hci: benzocaine + n»oh: h2n benzocaine water/organic water organic o=
Answers: 3
Chemistry, 22.06.2019 20:00, bbyjean9974
State one important difference between a physical change and a chemical change?
Answers: 1
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