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makkiz [27]
3 years ago
5

PLEASE HELP

Chemistry
1 answer:
Elodia [21]3 years ago
3 0

Answer:

I want to see you cake send me your number

Explanation:

thx baby

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Periodic law states that when the elements are arranged according to their atomic numbers, this allows elements with similar pro
jeyben [28]

Answer:

is a mutiply choice answer just to be specific

Explanation:

3 0
3 years ago
How many moles are in 1.806 x 1024 molecules of bromine?
Pepsi [2]
<h3>Answer:</h3>

2.999 mol Br

<h3>General Formulas and Concepts:</h3>

<u>Math</u>

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

<u>Chemistry</u>

<u>Atomic Structure</u>

  • Using Dimensional Analysis
  • Avogadro's Number - 6.022 × 10²³ atoms, molecules, formula units, etc.
<h3>Explanation:</h3>

<u>Step 1: Define</u>

1.806 × 10²⁴ molecules Br

<u>Step 2: Identify Conversions</u>

Avogadro's Number

<u>Step 3: Convert</u>

<u />\displaystyle 1.806 \cdot 10^{24} \ molecules \ Br(\frac{1 \ mol \ Br}{6.022 \cdot 10^{23} \ molecules \ Br} ) = 2.999 mol Br

<u>Step 4: Check</u>

<em>We are given 4 sig figs. Follow sig fig rules and round.</em>

Our final answer is already in 4 sig figs, so there is no need to round.

7 0
3 years ago
Read 2 more answers
The ground state electron configuration of Fe is what
Sindrei [870]

Answer:

Iron?

Explanation:

3 0
3 years ago
Question 1. Count Sergei Lvovich Levitsky invented which of the following? A) Collodion processB) Digital imaging C) Dry plates.
Dmitry_Shevchenko [17]
1. <span>Count Sergei Lvovich Levitsky invented the Bellows camera. The correct option among all the options that are given in the question is the last option or option "D".

2. The substance with which the first photograph was made from,  was Bitumen. The correct option among all the options given in the question is the first option or option "A".

3. Kodak DCS 100 was the first commercially available digital camera. The correct option among all the options that are given in the question is the first option or option "A".</span>
6 0
3 years ago
How many atoms are in 9.8 moles of NaCl?
k0ka [10]

Answer:

a lot but im pretty sure if u just take avogadros number and multiply it by 9.8 u get the answer

Explanation:

4 0
3 years ago
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