Answer:
Guar gum
sodium nitrite
artificial food colorings
monosodium glutamate
etc
KE=.5mv^2
M=mass
v=velocity
.5(4)(100)=200
That should be the answer.
Answer:

Explanation:
Given,
The density of Helium is 
We need to find the density in Dg/μm
We know that,
1 g = 10 dg
1 cm³ = 10¹² μm³
So,

So, the density of Helium is equal to
.