1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Ghella [55]
2 years ago
10

Mercury (Hg) is present in trace amounts in coal, ranging from 50.0 to 200.0 ppb. A typical power plant burns 2.39 million tons

of coal
per year. Calculate tons of mercury in the coal based on the lower (50.0 ppb) and higher (200.0 ppb) concentrations.

Mercury at 50.0 ppb= __ tons Hg
Mercury at 200.0 ppb= __ tons Hg
Chemistry
1 answer:
mariarad [96]2 years ago
3 0

Answer:

uuuu

Explanation:

You might be interested in
Y-2=(x+3) I don't know how to set it up to solve
Alinara [238K]
Y EQUALS X - 1 I MIGHT BE WRONG

5 0
4 years ago
Elements are usually dull, brittle and do not conduct electricity are know as_____.
sveticcg [70]

Answer:

nonmetals. it's one of them

6 0
2 years ago
Write the formula for the polyatomic ion of ba3(po4)2: express your answer as an ion. express single charges as [+], not [1+]
Wewaii [24]
Ba₃(PO₄)₂ is a compound made of a metal cation and polyatomic ion. 
polyatomic ion is when 2 or more atoms are covalently bonded together and together have a charge and can act as one compound that can bond with another atom. 
In this case Ba²⁺ is the metal cation and PO₄³⁻ is the polyatomic ion. this is called the phosphate ion. one phosphate atom is bonded to 4 O atoms with an net charge of -3 and acts as a single unit.
8 0
3 years ago
A student is using a copper strip and a strong chlorine solution in her experiment. Which of these is a chemical property of one
Vsevolod [243]
A chemical property refers to that which cannot be physically determined. From the choices given above, the chemical property of one of the student's materials is the reactivity of the copper strip. Thus, the answer to this item is letter B. 
6 0
3 years ago
Read 2 more answers
Which statement about the diagram, if electrons flow from
9966 [12]

The true statement is that the metal on the right oxidizes more easily than the one on the left.

<h3>What is metal oxidization?</h3>

Metal oxidation is known to often occur if an ionic chemical reaction is said to take place on a metal's surface at the presence of oxygen.

Note that Electrons often move from the metal to the oxygen molecules in course of this  process and as such The true statement is that the metal on the right oxidizes more easily than the one on the left.

Learn more about metal  from

brainly.com/question/1387159

#SPJ1

5 0
2 years ago
Other questions:
  • Balance the equations.<br> Zn+ HCl →<br> ZnCl2 +
    11·1 answer
  • The Boy In The Striped Pajama
    8·1 answer
  • It is likely that Si and P would substitute for each other in a solid solution.
    11·2 answers
  • Which of the following molecules or ions is polar? (20 POINTS)
    6·1 answer
  • 1pt According to Einstein's theory of gravity, the more mass an object has, the
    7·1 answer
  • By what factor does the rate change in each of the following cases (assuming constant temperature)? (a) A reaction is first orde
    8·1 answer
  • Plz give me short note on isotopes in agriculture industries and medicine
    5·1 answer
  • What is a face atom?
    6·1 answer
  • When a fast moving particle runs into a slower moving particle<br> what happens ?
    9·1 answer
  • How are a fact and a theory similar
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!