Which of the following measurements is written with two significant figures?
a. 0.00400 ml
b. 0.00404 ml
c. 0.00044 ml
d. 0.00440 ml

How many miles of calcium oxide will be produced when 1.6 miles of iron (iii) oxide react with calcium phosphate

How does a scientist the government? a. the scientist tells people in society what to do. b. the scientist determines the policies that the government spends money on. c. the scientist provides unbiased information to the government. d. the scientist makes laws based on his or her research results.

Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons