Thay cthh vào phương trình chữ sau và hoàn thành phương trình hóa học a)nhôm+khí ôxi => nhôm oxit (al203)
b)sắt+lưu huỳnh =>sắt(II) sunfua(FeS)
c)khí hiđrô+khí ôxi =>nước(H2o)
d)Khí nitơ+khí hiđrô => Amoniac(NH3)

1) in saturated limewater, [h+ ]=3.98x10-13 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 2) in butter, [h+ ]=6.0x10-7 m. a) find [oh]-/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 3) in peaches, [oh]=3.16x10-11 m a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? / 4) during the course of the day, human saliva varies between being acidic and basic. if [oh]=3.16x10-8 m, a) find [h+ ]/ b) what is the ph? / c) is the solution acidic, basic, or neutral? /

How many moles of carbon dioxide will form if 2.5 moles of c3h8 is burned

What state of matter is ice a. liquid b. element c. solid d. gas