Chemistry, 06.11.2020 23:50 rodrickahammonds
Reactions of the Group 1 elements with oxyge
is this statement true or false "The potassium and water
react so strongly because potassium is highly reactive.
We see flames, because this reaction is highly
endothermic. So much energy is being pulled into the
bonds of the products that it creates the sparks we
observe."
Answers: 3
Chemistry, 21.06.2019 20:50
Which real-world scenarios below represent physical and chemical changes? -running a car -exploding fireworks -mixing water and powdered drink mix -combining oil and vinegar to make salad dressing -taking aspirin for a headache -diluting bleach with water-digesting dinner-spreading peanut butter on bread
Answers: 2
Chemistry, 22.06.2019 17:40
If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?
Answers: 1
Chemistry, 23.06.2019 00:00
How many moles of water are created if 3 moles of hydrogen react completely with excess oxygen?
Answers: 3
Reactions of the Group 1 elements with oxyge
is this statement true or false "The potassium and wat...
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