Oxit axit tác dụng với một số oxit bazơ tạo thành muối. Nêu tính chất hóa học của oxit bazơ ,oxit axit? Viết phương trình hóa học minh họa

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?

Stage in which a typical star has completely stopped fusion

Isopropyl alcohol, (ch3)2choh, is a common solvent. determine the percent by mass of hydrogen in isopropyl alcohol. a) 6.71% h b) 13.4% h c) 25.0% h d) 53.3% h