What type of force is produced when two objects are in contact, then move (or try to move) past each other?

A. frictional

B. electrical

C. tensional

D. gravitational

Given the equation Si (s) + 2Cl2 (g) → SiCl2 (g) ? SiCl2 (l) + 687 kJ, how much heat is produced when 106 g of Cl2 react?

Specific gravity is the density of an object compared to the density of. A. Air B. Granite C. Water D. Basalt

What happens during jury deliberation in a criminal court case?

What is the pOH of a 0.00162 M NaOH solution?

When you mixed 20 grams of magnesium and an excess of nitric acid, 1.7 grams of hydrogen was actually produced. What is the percent yield of hydrogen during this reaction? Mg + 2HNO3 Mg (NO3) 2 + H2 3.3 % 48.5 % 25.7 % 102 % 98 %

Draw an ecosystem with 10 biotic and 5 abiotic factor

Which organism is responsible for cleanup in this ecosystem? coyote vulture prairie dog grasshopper or prairie grass

What would happen if you tried to sqeeze a gas into a smaller container?

Paint, paint thinners and some cleaning agents can weaken the shell of a hard hat and may eliminate

A 10 chunk of metal has a specific heat of 0.25 J/g ºC. The temperature is changed from 10ºC to 45ºC. How much heat is required?