1 year ago

Atoms and the chemical bonds that connect them cannot be observed with your eyes, so it is necessary to use a

Chemistry

2 answers:

lys-0071 [83]1 year ago

6 0

It is d
Ddddddddddddddddddddddddddddddddddddd

Lera25 [3.4K]1 year ago

3 0

Answer: d. both (b) and (c)

Explanation:

Atoms are too small to be seen on microscopes, so we model them based on theories.

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Options:

Inessa [10]

Answer:

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Explanation:

bcoz it is solid at room temperature and does not have double bonds between carbons

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2 years ago

In a ________ change, such as a change of state, the substance as a whole changes, but its underlying structure remain the same.

pav-90 [236]

Answer:

Im pretty sure it is chemical change

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2 years ago

Hg-178 undergoes 2 alpha decay and positron emission. Determine the new isotope.

Illusion [34]

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3 years ago

¿Cuántos electrones conforman un enlace doble?

Aleks04 [339]

Answer:

Cada átomo aporta dos electrones al enlace, es decir, se comparten dos pares de electrones entre dos átomos. Un ejemplo es la molécula de Oxígeno (O2).

Explanation:

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3 years ago

A student needed to make 100.0 mL of 0.20M NaOH solution. How many grams of sodium hydroxide does the student need to weigh out

GuDViN [60]

Answer:

0.08 g

Explanation:

100.0 mL = 0.10 L

Multiply the volume by the molarity to find moles.

0.10 L × 0.20 M = 0.002 mol

Convert moles to grams.

0.002 mol × 40 g/mol = 0.08 g

4 0

3 years ago