jaylindixon74 jaylindixon74

07-04-2020
Biology

contestada

When a counterfeit detection pen is used on an authentic bill, what color does it turn?

Respuesta :

szilaitis szilaitis

07-04-2020

If the bill is counterfeit and the paper is wood-based, the iodine in the pen solution will react with the starch and leave a dark brown or black mark.

Answer Link

Otras preguntas

Helping Hands, a nonprofit organization, uses money, groceries, and volunteer time and labor to transform food into hot prepared meals for needy families. In th

Suppose you want to find out which candidate college students will vote for in an upcoming national election. To be sure the sample of college students you surv

An angry customer has emailed Kurtis wanting to know why the custom luggage he ordered three weeks ago hasn't arrived yet. When Kurtis looks up the order, he di

A youth barracks has enough food for 125 youth for 16 days how long will the food if 75 more youths join

A student rolls a number cube whose six faces are numbered 1 through 6. What is the sample space for this experiment? A.) S = {2, 4, 6) B.) S = {1, 2, 3, 4, 5,

Use a spelling word to complete the sentence. Have you studied Newton's law of a0?

hi:) Is there a reason why when we square root a value , there is a negative and positive answer? ( eg : √9 = ±3 ) why can’t it just be 3?

Given the following set of data, which measures have a value of 6? (Check all that apply.) 3,4,6,8,9 range mode median mean

Data Set: 13, 1, 18, 20, 18 • Mean = Median = • Mode = • Range - • Outlier -

8. A dolphin in an aquarium is 12 feet long. A scale model of the dolphin is 3 %2 inches long. What is the scale factor of the model?