When hydrogen, from Group 1A, unites with chlorine, it forms a(n) ______________ compound
a. ionic
b. metallic
c. covalent
d. organic
c
Physics & Space Science
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At the chemical composition of iron and 4.26 weight percent carbon and a temperature of 1153°C, there is a(n) _________reaction.
Fill in the blank(s) with the appropriate word(s).
Physics & Space Science
The most massive stars have masses somewhere around
A) 5 solar masses. B) 10 solar masses. C) 30 solar masses. D) 150 solar masses. E) 3000 solar masses.
Physics & Space Science
On its own, a tow truck has a maximum acceleration of 3.0 m/s2. What will be its maximum acceleration when the truck is using a light horizontal chain to tow a bus of twice its own mass?
A) 2.5 m/s2 B) 2.0 m/s2 C) 1.5 m/s2 D) 1.0 m/s2
Physics & Space Science
Light is a transverse wave
Indicate whether the statement is true or false
Physics & Space Science