3 years ago

A(n) ____________ is a substance in which all the exact combinations of elements are always the same.

Chemistry

1 answer:

sveta [45]3 years ago

3 0

B. compound
source is Glencoe Science book grade 7.
Also I just happening to be learning about this at school

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Hi can someone please help me!

Ratling [72]

Answer:

a) 2

b) 2

c) 5

d) 5

e) 5

Explanation:

a) There is 1 Ag atom and 1 Cl atom. <em>When there's no subscript number next to an element, it means there is only one.</em>

b) There is 1 Ca atom and 1 O atom.

c) There are 3 Mg atoms (there's a subscript 3 next to Mg) and 2 N atoms.

d) There are 2 Al atoms and 3 O atoms.

e) There are 2 Sc atoms and 3 S atoms.

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3 years ago

Using the scientific method, design an experiment to test whether snow in Delaware makes better snowman than in New Jersey. Be s

FrozenT [24]

Answer:

Bro do the experiment and find it out

5 0

2 years ago

If a mass of a cube were 48.0g and its volume 24.0 cm3 what would its density be

EastWind [94]

Answer:

<h3>The answer is 2 g/cm³</h3>

Explanation:

The density of a substance can be found by using the formula

$density = \frac{mass}{volume} \\$

From the question

mass = 48 g

volume = 24 cm³

We have

$density = \frac{48}{24} \\$

We have the final answer as

Hope this helps you

5 0

3 years ago

Plz help!!!!!!!!!!!!!!

Karo-lina-s [1.5K]

I think it’s d
If it’s wrong then I’m sorry

5 0

3 years ago

Read 2 more answers

Tell how you could distinguish between the pair of compounds by their infrared spectra: compound a ch3ch2ch2n(ch3)2 and compound

maksim [4K]

Answer:-

b. compound b will show an nh absorption while compound a will not.

Explanation:-

For compound B CH3CH2CH2NH2 there are two N-H bonds present. So it will show NH absorption.

But in compound A CH3CH2CH2N(CH3)2 there are no N-H bonds. So it will not show NH absorption.

6 0

3 years ago