Chemistry, 06.04.2021 01:00, soldierboy771
The half-life of radium-224 is 3.66 days. What mass remains of radium-224 after 7.32 days if the starting mass was 0.200 g?
Answers: 1
Chemistry, 22.06.2019 10:30, officialalex6330
Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o → k + o2 (b) na + i2 → nai (c) cu(no3 )2 + naoh → cu(oh)2 + nano3 (d) kclo3 → kcl + o2 (e) ca(no3 )2 + hbr → cabr2 + hno3 (f) sn(oh)2 → sno + h2 o (g) p4 + n2 o → p4 o6 + n2 (h) fe + al2 (so4 )3 → feso4 + al (i) alcl3 + na2 co3 → al2 (co3 )3 + nacl (j) c3 h6 + o2 → co2 + h2 o
Answers: 1
Chemistry, 22.06.2019 19:30, gracieisweird12
Use the periodic table to find the molar mass of each element. molar mass h = g/mol molar mass s = g/mol molar mass o = g/mol
Answers: 3
Chemistry, 23.06.2019 01:30, rubyr9975
What is the importance of interlocking the fingers and rubbing while washing hands? the palms are the dirtiest parts of the hands. the spaces between the fingers get washed. the backs of the hands get washed. the fingernails are the dirtiest parts of the hands
Answers: 1
The half-life of radium-224 is 3.66 days. What mass remains of radium-224 after 7.32 days if the sta...
History, 04.06.2021 08:00
Mathematics, 04.06.2021 08:00
Mathematics, 04.06.2021 08:00
History, 04.06.2021 08:00
Mathematics, 04.06.2021 08:00
Mathematics, 04.06.2021 08:00