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pav-90 [236]
3 years ago
7

Every base has a(n) ___ ion. H BOH OH B

Chemistry
1 answer:
MrRissso [65]3 years ago
7 0

The answer to that is  C.

OH

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What is the empirical formula of a molecule containing 65.5% carbon, 5.5% hydrogen, and 29.0% oxygen
natta225 [31]
Carbon(C):
number of moles= mass/molar mass(Mr)
=65.5/12
=5.5 moles

Hydrogen(H):
number of moles=mass/molar mass (Mr)
=5.5/1
=5.5 moles

Oxygen (O):
number of moles = mass/molar mass (Mr)
=29.0/16
=1.8 moles

EF= lowest number of moles over each of the elements

So,
C= 5.5/1.8 = 3
H= 5.5/1.8 = 3
O= 1.8/1.8 = 1

Therefore Emperical formula= C3H3O
6 0
2 years ago
How can a person reduce consumption of natural resources when drinking water? Assume that you are not going to change the amount
miss Akunina [59]

Answer:

It will reduce the natural resources by not littering, putting trash in the recycle bin or trash bin. I will also keep drinking the normal amount a day which would be 3-4 bottles of water.  I will also not throw my trash on the ground or any thing like that it will stay with me until i'm near a trash can.   If you litter than you are ki**ing a poor innocent animal or mammal so please don't litter.

Explanation:

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4 0
2 years ago
Look at the image below:
PIT_PIT [208]

Answer:

The figure is a molecule and a compound

Explanation:

Because it have 2 cluster molecules

7 0
3 years ago
2) Calculate the density of a rod of metal (in g/cm) with a mass of 196.41g, a diameter of 3.10
Tems11 [23]

Answer:56.98496

Explanation:

half if diameter is radius or 1.55 and double the radius is 3.10 or the length of the diameter. you have a height given, so use the radius and heaight to plug it in the circular cylinder calculator and you get 56.98496

7 0
3 years ago
Which step in the scientific method requires you to use your senses to obtain information?
a_sh-v [17]

Answer:

The answer is Observation.

For you to observe the things around you then you need to use all your sense organs....

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3 years ago
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