1. The element 108/47 Ag has how many protons?

A. 108

B. 47

C. 61

D. 107

E. 87

2. The element 238/92 U has how many neutrons?

A. 330

B. 238

C. 184

D. 146

E. 92

What reaction type is depicted by the following equation? 2C2H2 + 5O2 4CO2 + 2H2O decomposition combination combustion single-replacement double-replacement

When 0.200 grams of Al reacts with 15.00 mL of a 0.500 M copper (II) chloride solution, how many moles of solid Cu would be produced? How many grams of solid Cu would be produced?

Aragonite, with a density of 2.9 g/cm3, has exactly the same chemical composition as calcite, which has a density of 2.7 g/cm3. Other things being equal, which of these two minerals formed under higher pressure?

What is the maximum mass of s8 that can be produced by combining 87.0 g of each reactant? 8so2+16h2s=3s8+16h20?

Why the planets shine though they do not have their own light

Initial Volume (VI) Final Volume (Vf) = Object's volume =

Which statements are true about the linear inequality y > x - 2? Check all that apply

How is the Gobi Desert different from the Sahara Desert

Which average wind speed do areas need to effectively power wind farms? A:1 mph B:5 mph C:10 mph D:16 mph

What is the total number of moles represented by 20 grams of CACO3 A. 0.1 B. 0.2 C. 1 D. 2