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andrezito [222]
3 years ago
13

Is wood turning into smoke and ash a chemical change or physical change

Chemistry
1 answer:
ziro4ka [17]3 years ago
4 0

Answer:

Explanation:

Its a chemical change

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What is the difference between a root word and a combining form?
OLEGan [10]

Answer:

The difference is the combining vowel

Explanation:

The Combining form needs the vowel to form, that is:

root word +  combining vowel = combining form

<u>Root word</u>:

A root is a word that does not have a prefix in front of the word or a suffix at the end of the word. The root word is the main lexical unit of a word and a family of words, which carries the most significant aspects of semantic content and cannot be reduced to smaller components

<u>Combining form</u>:

Training process of  words from two or more roots or simple words.

When the word includes a cultured base and a patrimonial base, we will consider derived word. For example, hypermarket, bi-monthly

6 0
4 years ago
During a phase change, the temperature remains ________. After the change of state occurs, the temperature ________.
lozanna [386]

Answer:

The temperature remains constant. after the change occurs and temp remains the same

Explanation:

Remains constant because the phase change is absorbing the energy, after the phase change occurs it is then increasing in temperature again.

3 0
3 years ago
How many H atoms in 2.3 moles of CH4?​
GREYUIT [131]

Answer: 2,3 * 4 = 9,2

Explanation:

If 1 mole CH4 has 4 H atoms 2,3 moles of CH4 will have 9,2 H atoms.

4 0
4 years ago
What is 1006 in scientific notation?
vladimir1956 [14]

Answer:

1.006 * 103

Explanation:

Add the number between 1 and 9 and add a decimal accordingly . so the answer is 1.006 multiplied by 10 raised to power 3

8 0
3 years ago
The diagram below shows earth as viewed from space as it moves around the sun approximately how long does it take earth to move
andriy [413]

Answer:

It would take 12 hours.

Explanation:

It takes 24 hours to move from point A back to it's position. So if it goes half way you divide by two and you get 12. So it would be B.

5 0
3 years ago
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