Chemistry, 26.02.2020 16:56, Jasoncookies23
1. Element X has a mass of 300g and a ½ life of 10 years. How many grams will remain after 40 years? Hint: first determine how many ½ lives there are in 40 years
Answers: 1
Chemistry, 21.06.2019 22:30, aubreykenzie686
Naoki's bicycle has a mass of 10 kg. if naoki sits on her bicycle and starts pedaling with a force of 168 n, causing an acceleration of 2.8 m/s2, what is naoki's mass?
Answers: 1
Chemistry, 22.06.2019 09:50, revlonknox6
Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore
Answers: 2
1. Element X has a mass of 300g and a ½ life of 10 years. How many grams will remain after 40 years?...
Biology, 24.08.2020 01:01
Social Studies, 24.08.2020 01:01
English, 24.08.2020 01:01
Chemistry, 24.08.2020 01:01