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3 years ago

I have two questions and I don't have enough points for separate questions so...

Chemistry

2 answers:

almond37 [142]3 years ago

8 0

Answer:

The moon and the sun Have to have the same longitude then the daylight outshines the earthlight that dimly illuminates the new moon

Explanation:

A gibous moon is any moon that appears more than half lighted but less then full. A crescent moon is a moon that appears to be a crescent shape or a symbol used to represent a phase in the first quarter Hope this helped!

Alexus [3.1K]3 years ago

4 0

A new moon is when the moon is fully in the Earth’s shadow ( It makes everything dark)

The gibbous moon is when the moon is mostly visible and only a small banana like shape is missing. the crescent is the opposite where it is mostly dark and a small sliver is visible.

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Provide the element name with a ground-state electron configuration of 1s22s2p4

Reika [66]

Oxygen I’m pretty sure

8 0

3 years ago

Which has a greater ionization energy: lithium or bromine? Which has a greater ionization energy: vanadium or sodium?

vladimir2022 [97]

1.Lithium has the greater ionization energy
2. Vanadium has a greater ionization energy

6 0

3 years ago

The heat required to change 1 gram of a solid at its normal melting point to a liquid at the same temperature is called the heat

Darya [45]

Answer:

Heat of fusion

Explanation:

The heat required to change 1 gram of a solid at its normal melting point to a liquid at the same temperature is called the heat of fusion.

The formula for the heat of fusion is given by :

$\Delta H=n\Delta H_{fus}$

Where

n is no of moles

$\Delta H_{fus}$ is molar heat of the substance

Hence, the correct answer is heat of fusion

8 0

3 years ago

What is a number bond.

GenaCL600 [577]

Explanation:

number bonds are pairs of numbers that can be added together to make another number e.g. 4 + 6 = 10. They are some of the most basic and most importantparts ofmaths for children to learn

3 0

3 years ago

Which equation represents positron decay?

jonny [76]

Answer: 4

Explanation:

4 is the only one that has to products as well as having the plus at the bottom

8 0

3 years ago