aliay8997 aliay8997
  • 09-01-2018
  • Biology
contestada

When burned which substance forms a white powder to help visualize a tool mark?

Respuesta :

meerkat18
meerkat18 meerkat18
  • 23-01-2018

When magnesium ribbon is burned, this produces a white powdery film of magnesium oxide that help visualize a tool mark, which is usually a dark colored tool. They are used to highlight details during photography especially in forensic investigation. In addition, magnesium oxide may be smoked on the surface of an opaque material to form an integrating sphere and its reference white color is essential in colorimetry, due to its good diffusing and reflectivity properties.

Answer Link

Otras preguntas

2 + 2 + 6 / 9 ^2 + 600 + 2400 + 45 - 42
Who is Jacob Riis and why is he famous?
What is the precent of 2 is 8?
What does U.S.S.R stand for
8y-10=-3y+2 what does that equal?
the combustion of propane may be described by the chemical equation, C3H8(g) + 5O2(g) --> 3CO2(g) + 4H2O(g) how many grams of O2(g) are needed to completely
Which inequality represents all the values of x for which the product below is defined?x[tex] \sqrt{x} -4 \sqrt{x} +1[/tex]A: x≥-1B: x≥4C:x≤4D:x≥0
Who is Jacob Riis and why is he famous?
If a caterer charges a fixed cost for preparing a dinner plus an additional cost for each person served. You know that the cost for 100 students will be $750 an
A TV at an electronics store originally costs $600, but it is on sale for 30% off. If a customer buying the TV has a coupon for $35.00 off of any purchase, what