lilimarinova00 lilimarinova00
  • 24-10-2022
  • Chemistry
contestada

Определите валентность элементов в веществах:
SiH4 CrO3 H2S CO SO3 SO2 Fe2O3 FeO HCI HBr Cl2O5 Cl2O7 PH3 K2O Al2O3 P2O5 NO2 N2O5 Cr2O3 SiO2 B2O3 SiH4 Mn2O7 MnO CuO N2O3

Respuesta :

Otras preguntas

It costs a dollars for an adult ticket to a reggae concert and s dollars for a student ticket. The difference between the cost of 12 adult tickets and 18 studen
what is the factor of both x^2 - x - 6 and x^2 - 5x + 6 ? please explain .
How do you solve sleep deprivation? And i am not trolling!
Two fifths the cube of a number
Both the leftmost digit and the rightmost digit of a four-digit number N are equal to 1. When these digits are removed, the two-digit number thus obtained is N
Using Subjects and Predicates in a paragraph.Your best friend is on vacation, and you are pet-sitting. Write a paragraph about your experience taking care of yo
Three friends want to drive to the park. park A is 3.4 miles from Jamie's house. park B is 15/8 miles from Jamie's house. which park is closer to Jamies house?
Why did the English settle in the Chesapeake Bay area?
Write 314,207 in expanded form
simplify: -3(4×-4) 7x(3+4)