lfflores485 lfflores485

19-03-2020
Chemistry

contestada

In the formula 4H20, how many total hydrogen (H) atoms are there?
A) 2
B) 4
C) 8
D) 10

Respuesta :

xshkefx1 xshkefx1

19-03-2020

There are 8 total hydrogen (H) atoms.

Answer Link

emmavzhang emmavzhang

30-03-2020

Answer: 8 (C)

Explanation:

Multiply the coefficient by the subscript of Hydrogen

--> 4*2=8 atoms

Answer Link

Otras preguntas

All cells have _____. an outer membrane or plasma membrane cytoplasm a cell wall a nucleus protoplasm large vacuoles chloroplasts

The software used to help run the computer hardware is the _____.

Consider the generic reaction between reactants A and B: 3A+4B→2C If a reaction vessel initially contains 9 mol A and 4 mol B, how many moles of A will be in

in the haiku by basho what is left of the warriors dreams A-dark pool B-quick frog C-the splashing water D-the summer grass

In parallelogram ABCD, find m∠A. A) 15° B) 70° C) 110° D) 200°

Negative feedback is most like _____. A.an air conditioner that turns on if the temperature gets too hot B.adding wood to a burning fire to increase the heat. C

Which statement is true about nonfiction

What team does this excerpt from the poem mending wall express

Which MOST accurately describes structure and style? A) Cory includes a tune with alliteration and rhymes to express a lighthearted and jolly mood. B) Porter e

the mass number of an element is equal to a) the total number of electrons B) the sum of the protons and neutrons C) less than twice the atomic number D)