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lbvjy [14]
2 years ago
5

When they're trying to solve a problem, engineers follow a series of Question 1 options: problems steps solutions tests

Chemistry
2 answers:
ankoles [38]2 years ago
7 0

Answer:

the answer solutions tests I think

gogolik [260]2 years ago
6 0
I would say the answer is solutions tests
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The particles that make up a rock are constantly in motion. However a rock does not visibly vibrate. Why not?
nadya68 [22]
Well, these particles happens to be small, like REALLY small. So microscopically small they aren't picked up or observed my the naked eye. also the vibrations are in an atomic scale which is also VERY tiny This goes for all solids too.
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3 years ago
How are energy and mass connected during the formation of an atom?
Jlenok [28]
I think the right answer for this question is option A. The energy absorbed so the mass will be increased. 
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3 years ago
PLSSSSS ANSWERRRR?????
vredina [299]

Answer:steeper

Explanation:if it was me thats what i would pick

7 0
3 years ago
The reaction of HCl with NaOH is represented by the equation HCl( aq) + NaOH( aq) ® NaCl( aq) + H 2O( l) What volume of 0.631 M
Darina [25.2K]

8.04 mL.

<h3>Explanation</h3>

How many moles of NaOH?

Note the unit:

V = 15.8 \; \textbf{mL} = \dfrac{15.8}{1000}\;\textbf{L} = 0.0158 \; \text{L}.

n = c\cdot V = 0.0158 \times0.321 = 0.00507\;\text{mol}.

How many moles of HCl?

As seen in the equation, HCl and NaOH reacts at a 1:1 ratio.

n(\text{HCl}) = n(\text{NaOH}) = 0.00507\;\text{mol}.

How many mL of HCl?

V = \dfrac{n}{c} =\dfrac{0.00507}{0.631} = 0.00804\;\text{L} = 0.00804\times 1000 \;\textbf{mL} = 8.04\;\text{mL}.

5 0
3 years ago
What is different about most of the elements of the 7th period?
11Alexandr11 [23.1K]

Answer:

All elements of period 7 are radioactive. This period contains the actinides, which includes plutonium, the naturally occurring element with the heaviest nucleus; subsequent elements must be created artificially.

Explanation:

hope u understand :)

3 0
2 years ago
Read 2 more answers
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