All categories

2 years ago

Is this statement true or false? Living things are classified by shared characteristics.

Chemistry

1 answer:

RoseWind [281]2 years ago

8 0

Answer:

True!

Explanation:

Living things are classified by the characteristics they have in common. All living organisms are classified within the organization based on extremely fundamental, shared characteristics.

You might be interested in

At what temperature does a gas at 1.00 atm and 20 degree Celsius have a pressure of 4.00 atm.

vfiekz [6]

Answer:

P1 =4 atm

T1= 20°C

P2=1 atm

T2=?

According to Gay-Lussac's Law or Third Gas Law,

P1T2=P2T1

4×T2=1×20

T2= 20/4

T2= 5°C

Answer At 5°C temperature does a gas at 1.00 atm !

7 0

2 years ago

A reaction in which a substance reacts with oxygen, emitting heat and forming oxygen-containing compounds is an example of a(n):

yaroslaw [1]

Answer: B) combustion reaction.

Explanation:

A) acid-base reaction: When an acid reacts with a base, to form metal salt and water, this type of reaction is Acid Base reaction.

Example: $HCl+NaOH\rightarrow NaCl+H_2O$

B) combustion reaction: When a hydrocarbon reacts with oxygen to produce carbon dioxide and water, this type of reaction is combustion reaction.

$CH_4+2O_2\rightarrow CO_2+2H_2O$

C) precipitation reaction: a reaction in which aqueous solution of two compounds on mixing react to form an insoluble compound which separate out as a solid are called precipitation reactions.

$Na_2SO_4(aq)+BaCl_2(aq)\rightarrow BaSO_4(s)+NaCl(aq)$

D) gas evolution reaction: a reaction in which one of the product is formed as a gas.

$CaCO_3(s)\rightarrow CaO(s)+CO_2(g)$

8 0

3 years ago

Should acidic drinks be stored in reactive metal cans?

nlexa [21]

What depends on the type of acid some acid you have to use plastic or aluminum to store

5 0

2 years ago

The total mass of the reactants is ________ the total mass of the products in a chemical reaction.

jonny [76]

Answer:

The total mass of the reactants is <u>equal to </u> the total mass of the products in a chemical reaction.

Explanation:

5 0

2 years ago

5. Geothermal energy

alina1380 [7]

Answer:

Geothermal energy is heat derived within the sub-surface of the earth. Water and/or steam carry the geothermal energy to the Earth's surface. Depending on its characteristics, geothermal energy can be used for heating and cooling purposes or be harnessed to generate clean electricity.

Explanation:

Mark as brainliest

7 0

2 years ago

Read 2 more answers