3 years ago

How would you expect energy to change during a chemical reaction?

1 answer:

6 0

B. The energy will be converted into another form. In chemical reactions energy is usually changed to heat or light energy. This is an example of the First Law of Thermodynamics which states that energy can not be created or destroyed.

You might be interested in

write word and formula equation for the reaction in which aqueous solutions of sulfuric acid and sodium hydroxide reacts to form

FromTheMoon [43]

Answer:

H2SO4 ( Sulfuric Acid ) + NaOH ( Sodium Hydroxide ) > Na2SO4 ( Sodium Sulfate ) + H2O ( Water )

Explanation:

8 0

3 years ago

Read 2 more answers

The electron configurations of two unknown elements X and Y are shown . X: 1s^ 2 2s^ 2 2p^ 6 3s^ 1 Y: 1s^ 2 2s^ 1 Which statemen

PIT_PIT [208]

Answer:

See below.

Explanation:

They both have 1 valency electron so will be metallic and in the same Group (Group 1) of the Periodic Table, so will have similar properties.

8 0

3 years ago

Read 2 more answers

HELP MEE please with this question this question is 100pts and i will give branliest i only have 5 min left guys thanx:) Which s

LenaWriter [7]

Answer:

The cell grows into its full size

The cell copies it’s dna

Explanation:

hope this helps pls mark brainliest

8 0

2 years ago

What type of bond does sodium and bromine form?

vitfil [10]

Sodium is a metal and bromine is a nonmetal so they form an ionic compound
nonmetals and nonmetals form covalent compounds

7 0

2 years ago

Molar mass is the number of moles of a substance that have a mass of 1 gram.

Mekhanik [1.2K]

I think the answer is true.

3 0

3 years ago