Very unsure on my answers for these 2 questions. i really have no idea what i'm doing. could someone explain? will give medal and maybe become a fan if someone would just me understand! ? 1. which of the following energy yields is likely to have come from a fission or fusion reaction? 1.0 × 10^2 kj/mol 2.5 × 10^2 kj/mol 1.2 × 10^3 kj/mol *this 1.4 × 10^11 kj/mol 2. in a nuclear reaction, a change in mass of 1.0 × 104 g occurs. what is the corresponding change in energy? use the formula e = mc2. 9.0 × 10^3 kj *my best 9.0 × 10^6 kj 9.0 × 10^9 kj 9.0 × 10^12 k
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Chemistry, 22.06.2019 02:30
The is a particle with one unit of positive charge a. proton b. positron c. electron d. nucleus awnser quick it is a important science test!
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Chemistry, 22.06.2019 09:40
Apiece of copper has a temperature of 75.6 0c. when the metal is placed in 100.0 grams of water at 19.1 0c, the temperature rises by 5.5 0c. what is the mass of the metal?
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Chemistry, 22.06.2019 10:30
Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand
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How does the presence of oxygen affect the chemical pathways used to extract energy from glucose?
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Very unsure on my answers for these 2 questions. i really have no idea what i'm doing. could someone...
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