Sara tells michael she is 160 centimeter tall while michael says he is 60 inches tall if there are 2.54 centimeters in an inch who is taller

You have a sample of a radioactive isotope of an element called "mysterium." The half life of "mysterium" is 16 days. If you start with a 300 g sample of "mysterium," what mass of "mysterium"will remain after 64 days?

Waves we cannot actually see (unlike ripples) and those not needing a medium to travel within belong to this category of waves?

4Al (s) + 3O2 (g) __> 2Al2O3 (s) How many moles of Al (s) react completely with 4.50 moles of O2 (g) to produce 3.00 moles of Al2O3 (s) ? A. 2 mol b. 1.50 mol c. 6.00 mol d. 4.00 mol show work

How do you explain reaction of stiochiometry

Blood rich in carbon dioxide was called venous blood, as it was believed that only the veins carried this type of blood. Based on what you know about the circulatory system, explain why this statement is incorrect.

1. 1.204 x 1024 atoms He = ? moles He

How many atoms are in 35.1 g of sodium chloride (NaCl) ?

Write the complete balanced equation for the reaction that occurs when C3 H8 combusts in O2.

Which one of the following is not a homogeneous mixture? Question 18 options: vegetable soup carbonated beverages saline solution brewed tea

Choose the substance with the lowest surface tension. Choose the substance with the lowest surface tension. a) H2O b) (CH3) 2CO c) CH3CH2CH2CH3 d) C6H6 e) CH3OH