The chemical reaction would be:
HBr + LiOH = LiBr + H2O
We are given the concentration of the other reactant. We use these given values and the reaction to relate to moles of HBr needed. We do as follows:
0.253 mol / L ( .005 L) ( 1 mol HBr / 1 mol LiOH ) = 0.0013 mol HBr
Molarity = 0.0013 / 0.01 = 0.13 M
<u>Answer:</u>
<em>Theoretical density values </em>
- brass-

- bronze-

- steel-

<u>Explanation:</u>
All of these substances are<em> </em>alloys (a substance made from melting two or more substances, one of them usually being a metal). Brass is a combination of copper and zinc, bronze is mostly copper, tin and other non-metals as well and steel is majorly made up of iron and copper. These alloys have various uses and varying importance in different kinds of industries.
Answer:
The nucleus, that dense central core of the atom, contains both protons and neutrons.
So to answer your question yes it does contain all of the protons in the atom.
* Hopefully this helps:) Mark me the brainliest:)!
<h3>
Answer:</h3>
427 g Mo
<h3>
General Formulas and Concepts:</h3>
<u>Chemistry</u>
<u>Atomic Structure</u>
- Reading a Periodic Table
- Using Dimensional Analysis
- Avogadro's Number - 6.022 × 10²³ atoms, molecules, formula units, etc.
<u>Math</u>
<u>Pre-Algebra</u>
Order of Operations: BPEMDAS
- Brackets
- Parenthesis
- Exponents
- Multiplication
- Division
- Addition
- Subtraction
<h3>
Explanation:</h3>
<u>Step 1: Define</u>
2.68E24 atoms Mo or 2.68 × 10²⁴ atoms Mo
<u>Step 2: Identify Conversions</u>
Avogadro's Number
Molar Mass of Mo - 95.94 g/mol
<u>Step 3: Convert</u>
<u />
= 426.966 g Mo
<u>Step 4: Check</u>
<em>We are given 3 sig figs. Follow sig fig rules and round.</em>
426.966 g Mo ≈ 427 g Mo
Answer:
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