Sociology
In the twentieth centruy, which country had a caste system based on race? a. India b. the USA c. South Africa d. a and b only e. b and c only
Chemistry
What does 3p have?
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I need help asap!
Chemistry
What quantum numbers specify these subshells? 2s n= l= 3p n= t= 6d n= l=
Chemistry
Thanks it was correct!
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I need help asap!
Chemistry
What element forms an ion with an electronic configuration of [Xe] and a –2 charge?
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Is it Argon?
Chemistry
Metals lose electrons under certain conditions to attain a noble-gas electron configuration. How many electrons must be lost by the element Ca? Is it 2 e^-? Which noble-gas electron configuration is attained in this process? argon radon krypton xenon helium neon
Chemistry
Assuming that the smallest measurable wavelength in an experiment is 0.330 fm (femtometers), what is the maximum mass of an object traveling at 157 m·s^–1 for which the de Broglie wavelength is observable? mass = ? kg
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