Chemistry, 26.02.2021 07:30 jasminortega2002
6. Which of the following is NOT TRUE about radiation?
A. Radiation may be ionizing or non-ionizing
B. Radiation is energy that comes from a source and travels through space
C. Exposure to radiation is not harmful
D. Radiation exist all around us
Answers: 3
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Calculate the number of moles of ethane in 100 grams
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Inside a flashbulb, oxygen surrounds a thin coil of magnesium. when the flashbulb is set off, a chemical reaction takes place in which magnesium combines with oxygen to form magnesium oxide. which of the chemical equations matches the reaction above? a. mg + o2 mgo2 + energy b. 2mg + o mg2o + energy c. 2mg + o2 2mgo + energy d. mg + o mgo + energy
Answers: 1
Chemistry, 22.06.2019 21:00, itasykamila
How many neutrons does an element have if its atomic number is 50 and its mass number is 166
Answers: 1
6. Which of the following is NOT TRUE about radiation?
A. Radiation may be ionizing or non-ionizing...
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