EnglishMuffin12 EnglishMuffin12

24-09-2020
Biology

contestada

A mineral can be scratched by quartz. Its hardness is:

A.equal to 7

B.less than 7

C. greater than 7

D.equal to or less than 7

Respuesta :

1546792 1546792

04-03-2021

Answer:

Quartz has a hardness of 7.

Explanation:

Answer Link

Otras preguntas

10 points and brainliest! Word Bank: Buffer, chemical bond, chemical reaction, crystalline, polar molecule, radioactive The rearranging of the chemical makeup o

prove that the difference between two consecutive square numbers is always odd

HELP!!!!! choose the best response for each question. ¿quién llamó a juan?

PLEASE HELP ASAPP!! Complete the square x^2+6x+15 (X+3)^2+6 (X+3)^2+12 (X+6)^2-21 (X+6)^2+9

NGOs are relief organizations that accomplish their goals without assistance from? A. Doctors B.Governments C. Groups D. Technology

NEED HELP ASAP PLS HELP One ball rolls along a shelf at a steady rat

Which Enlightenments philosopher first popularized the idea that the general will of the people is best for society?

solve for x 1/q+p+x = 1/p + 1/q + 1/x

what form of the ideal gas law would you use to calculate the number of moles of a gas? A. T= pv nR B. n= PV RTC. v= nRT pD. p= nR

Help me please I really need this by tommorow so please try to help me I don’t want to fail school