true or false, Discovering which of two materials can scratch the other is a way to compare the hardness of the materials

2 answers:

7 0

True, the hardness of all materials in relative <span />

Anton [14]3 years ago

7 0

This answer is true :)

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Mashutka [201]

Answer:

7:4

Explanation:

O2 : NO2

7 : 4

hope this helps :)

8 0

2 years ago

densk [106]

They are all correct good job bud I hope it helps and good luck

4 0

3 years ago

Nimfa-mama [501]

E=MC(delta)T
=20.0g x 9.00J/g x (94.4-22.8) C
= 12,924.0 J

7 0

2 years ago

denis-greek [22]

Old but good do a volcano <span />

4 0

2 years ago

DanielleElmas [232]

D because that’s the only one that makes sense

5 0

3 years ago