Chemistry, 01.07.2019 05:30 saintsfan2004
2g of phosphorus-32 has decayed to 0.25 g after 42 days. what is the half-life of phosphorus-32? a. 21 days b. 11.5 days c. 8 days d. 14 days
Answers: 1
Chemistry, 22.06.2019 07:40
22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g
Answers: 1
Chemistry, 22.06.2019 16:30
Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)
Answers: 1
Chemistry, 23.06.2019 02:20
In a chemical reaction, the final amount of the products is determined by the a. universal gas law b. law of definite proportions c. air pressure d. temperature e. none of the above me
Answers: 2
2g of phosphorus-32 has decayed to 0.25 g after 42 days. what is the half-life of phosphorus-32? a....
Mathematics, 26.05.2021 02:50
Social Studies, 26.05.2021 03:00
Arts, 26.05.2021 03:00
Chemistry, 26.05.2021 03:00
Chemistry, 26.05.2021 03:00
Mathematics, 26.05.2021 03:00
Geography, 26.05.2021 03:00
Mathematics, 26.05.2021 03:00
Mathematics, 26.05.2021 03:00
Computers and Technology, 26.05.2021 03:00