Warning: Trying to access array offset on value of type null in /home/edvapwhm/skildor.com/library/testbanks/exams/questions/fetchData.php on line 231

Warning: Trying to access array offset on value of type null in /home/edvapwhm/skildor.com/library/testbanks/exams/questions/fetchData.php on line 232

Warning: Trying to access array offset on value of type null in /home/edvapwhm/skildor.com/library/testbanks/exams/questions/fetchData.php on line 233

chemistry for health sciences quizlet

Skildor

Home

ATI RN

ATI RN

ATI RN Test Bank

chemistry for health sciences quizlet Questions

Question 1 of 5

Convert 9 kg to lb. (1 kg = 205 lb)

A. 17 lbs B. 1.7 lbs C. 3.6 lbs D. 0.017 lbs

Question 2 of 5

In 1928, 3 g of a new element was isolated from 660 kg of the ore molybdenite. The percent by mass of this element in the ore was:

A. 44 % B. 6.6 % C. 29.3 % D. 0.0044 %

Question 3 of 5

The numbers of protons, neutrons, and electrons in K+ are: A) 20 p, 19 n, 19 e

A. 20 p, 19 n, 20 e B. 19 p, 20 n, 20 e C. 19 p, 20 n, 19 e D. 19 p, 20 n, 18 e

Question 4 of 5

The melting point of a certain element is 391�C. What is this on the Fahrenheit scale?

A. 490�F B. 249�F C. 977�F D. 736�F

Question 5 of 5

Which statement is not correct?

A. The mass of an alpha particle is 7300 times that of the electron. B. An alpha particle has a 2+ charge. C. Three types of radioactive emission are gamma rays, beta rays, and alpha particles. D. A gamma ray is high-energy light.

Similar Questions

The pressure of the earth's atmosphere at sea level is . What is the pressure when expressed in ? (54 cm = 1 in., 205 lb = 1 kg)

Consider the numbers 23.68 and 4.12. The sum of these numbers has significant figures, and the product of these numbers has _ significant figures.

The element rhenium (Re) exists as two stable isotopes and 18 unstable isotopes. Rhenium-185 has in its nucleus

The cargo of uranium hexafluoride weighed kg and was contained in 30 drums, each containing L of UF . What is the density (g/mL) of uranium hexafluoride?

A 0 mL sample of glycerol has a mass of 2 grams. What is the mass of a 57-mL sample of glycerol?