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Alekssandra [29.7K]
4 years ago
10

1. Every substance is either an element or a(n)______________.

Chemistry
1 answer:
Svetllana [295]4 years ago
3 0
1. Compound 2. Diatomic 3. Molecules 4. Compound 5. Structure
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Hey please help man...
malfutka [58]

Answer:

1. Cations are positively charged and have less electrons than protons.

2. Anions are negatively charged and have more electrons than protons.

3. Columns on the periodic table are known as groups.

4. The elements in the first group are called alkalis metals and have one valence electron.

Explanation:

4 0
3 years ago
Que son los aminoácidos
defon

Answer:

Los aminoácidos son compuestos orgánicos que contienen grupos funcionales amina y carboxilo, junto con una cadena lateral específica para cada aminoácido.

Explanation:

Los elementos clave de un aminoácido son carbono, hidrógeno, oxígeno y nitrógeno, aunque otros elementos se encuentran en las cadenas laterales de ciertos aminoácidos.

Clasificaciones superiores: compuesto orgánico Espero que esto te ayude :)

4 0
3 years ago
Read 2 more answers
I WILL RATE BRAINLIEST!!!! NEED QUICK HELP!!!!
Alik [6]
You will need the Gas Law:

pV = nRT

Since T and p are constant, R is constant too, then moles increases->volume will increase with the same ratio too!
4 0
4 years ago
A block of magnesium has a mass of 14.3 g and a volume of 8.46 cm3. What is the density of
sveta [45]
Density is mass over volume, so:
14.3/8.46≈ 1.6903 g/cm^3
7 0
3 years ago
What is the correct order of steps to determine the mass of product created, given a certain mass of reactant?
konstantin123 [22]

Answer: 3, 1, 2, 4

Explanation:

8 0
3 years ago
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