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John Brown

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1) 2 kg of solid copper is at its melting point. How much energy does it take to melt all the copper?Heat of fusion: 134 J/g
1. 1 answer
2. 822 views
Write the closest benchmark for the percent.1. 8% 2. 52% 3. 99% 4. 87% 5. 12 percent 6. 45% I don't understand the directions.
1. 3 answers
2. 1,192 views
Natasha is planning a school celebration and wants to have live music and food for everyone who attends. She has found a band
1. 2 answers
2. 4,124 views
1. Find the general rule for each arithmetic or geometric sequence.2. Calculate the 10th term for each sequence. a) a=a sub
1. 1 answer
2. 923 views