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trapecia [35]
3 years ago
11

A train took 18 hours to finish 1530 miles journey. What was the average speed of the train during this journey ?

Chemistry
1 answer:
nlexa [21]3 years ago
6 0
85 mph is the average
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3 years ago
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An object has a mass of 15.2 g and a volume of 8.9 mL. <br> What is the density of the object?
Murljashka [212]

Answer:

recordando también que ** 1mL = 1cm ^ 3 **

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8 0
3 years ago
Write the chemical symbol for three different atoms or atomic cations with 22 electrons
damaskus [11]

Answer:

Explanation:

To write the chemical symbol for an atom or cation with 22 electrons, we must understand some few things about an atom.

An atom is made up of positively charged paticles called protons which are located in the nucleus. The neutrons do not have any charges and are they reside together in the nucleus with the protons.

Electrons are negatively charged particles which orbits the nucleus.

Titanium in its neutral state is the 22nd element on the periodic table and it has 22 electrons.

Vanadium is the the 23rd element on the periodic table. If it loses an electron, it becomes positively charged and it is a cation.

Chromium is the 24th element on the periodic table. A loss of two electrons makes the net electrons remaining on it 22.

The symbols are:

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6 0
4 years ago
Jumping on a cemented floor is more pain full than a sandy flour,why​
Anvisha [2.4K]

Answer:

Is soft

Explanation:

because concrete is hard ash so t hink flour would be safer

5 0
3 years ago
Compare wave A with wave B correctly in relation to amplitude.
Anni [7]
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Wave B will have a lower pitch than wave A... This basically A but worded differently. 

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Wave B will have a louder sound than wave A. False..</span><span />
7 0
3 years ago
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