3 years ago

Atomic mass is calculated by adding and

Chemistry

1 answer:

Lisa [10]3 years ago

6 0

By adding together the number of protons and neutrons and multiplying by 1 amu, you can calculate the mass of the atom

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My teacher gave this assignment for homework, and I don’t get it. A little help please?

SSSSS [86.1K]

County: cell

State: Tissue

Country: Organ

Continent: Organ system

World: organism

(smallest to largest)

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3 years ago

Between reaction of magnesium powder and lead oxide which is oxidized in the reaction and which is oxidizing agent

GuDViN [60]

Answer:

Mg is oxidized and Pb is the oxidizing agent

Explanation:

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3 years ago

Describe what is happening to the mass of water when sugar is dissolved in it.(5 sentences min)

nika2105 [10]

Answer:

The solid sugar crystals break apart in water as the sugar dissolves, but the individual sugar particles or molecules are still present and do not change as a result of dissolving in the water. The combined mass of the sugar and water shouldn't change.

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2 years ago

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The chemical formula tells the types of atoms and how many of each are contained in a compound. Please select the best answer fr

kykrilka [37]

The anser should be false

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4 years ago

In the laboratory, a volume of 100 mL of sulfuric acid (H2SO4) is recorded. How many g are there of the liquid if its density is

gladu [14]

Answer:

$\large \boxed{\text{183 g}}$

Explanation:

$\begin{array}{rcl}\text{Density} & = & \dfrac{\text{Mass}}{\text{Volume}}\\\\\rho & = &\dfrac{m}{V}\\\\1.83 \text{ g$\cdot$ cm}^{-3} & = & \dfrac{m}{\text{100 cm}^{3}}\\\\m & = & \text{183 g}\\\end{array}\\\text{There are $\large \boxed{\textbf{183 g}}$ of sulfuric acid.}$

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3 years ago