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
Serga [27]
3 years ago
14

How many Fe atoms and how many moles of Fe atoms are in 500.g of iron?

Chemistry
1 answer:
ser-zykov [4K]3 years ago
3 0
MFe: 56 g/mol
..........

56g ----- 1 mol
5g ------- X
X = 5/56 = 0,089 moles of Fe

56g ----- 6,02×10²³ atoms
5g ------- X
X = (5×6,02×10²³)/56
X = 0,5375×10²³ = 5,375×10²² atoms of Fe

:•)
You might be interested in
How can you separate a mixture containing two different liquids? filtration evaporation distillation magnetic attraction
maxonik [38]
Distillation I believe.....
7 0
4 years ago
What are even covalent chlorides? Question D
liq [111]

Answer:

The chlorine atom (or atoms) is covalently bonded by a shared pair of electrons to the other element.

Explanation:

4 0
3 years ago
HELLPP DUE TODAY ONLY 2 questions!!!!! WILL MARK YOU BRAINLIST AND 20 points
mihalych1998 [28]

Explanation:

2CO (g) + O2 (g) → 2CO2 (g) ∆H = –566.0 kJ exothermic

2SO2(g) + O2(g) <=> 2SO3(g). Delta H = -198.2 kJ/mol. exothermic

7 0
3 years ago
What is the foundational principle of ALL science?
Natalija [7]

Answer:

Among the very basic principles that guide scientists, as well as many other scholars, are those expressed as respect for the integrity of knowledge, collegiality, honesty, objectivity, and openness.

Explanation:

Principles are ideas based on scientific rules and laws that are generally accepted by scientists. They are fundamental truths that are the foundation for other studies. ... They are more like guiding ideas that scientists use to make predictions and develop new laws.

6 0
3 years ago
A student states that this structural formula represents a hydrocarbon.
Andreyy89
.
the answer is Yes, a hydrocarbon is any compound that contains hydrogen and oxygen.

5 0
3 years ago
Other questions:
  • Which body system is MOST affected by the slow down of blood circulation?
    6·1 answer
  • PLEAE HELP! I am stuck on this question.
    8·1 answer
  • A person uses 770 kcal on a long hike. Calculate the energy used for the hike in each of the following energy units.
    9·1 answer
  • Consider the following reaction: 2 SO2(g) + O2(g) → 2SO3(g)
    6·1 answer
  • Please help is for today
    15·1 answer
  • An allergy medicine is usually stored in a cabinet at room termperature where its molecules move around each other. By
    5·2 answers
  • List the three must haves of a hypothesis
    12·1 answer
  • Structural formula of 1 methyl butane​
    7·1 answer
  • Which green house gas is produced by commercial refrigeration and air conditioning systems
    8·1 answer
  • Draw the molecules listed below and circle any functional groups present. Provide the following information for each molecule:Mo
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!