How many moles are in 15.94g of water?

305,3 mol H20

1,063 mol H20

0,8856 mol H20

16,94 mol H20

Write the formula and name of the compound formed from the following ionic interactions: (a) The 2 + ion and the 1 - ion are both isoelectronic with the atoms of a chemically unreactive Period 4 element.

An igneous rock is composed primarily of quartz and feldspar. what type of magma most likely formed this rock? 1. Volcanic 2. Mafic 3. Plutonic 4. Felsic

Which of the following accurately represents the relationship between ceramic and metal?

The pitcher's mound in baseball is 85 m from the plate how fast is the pitch

How to determine: 1) Mass of BaCl2. XH2O? 2) Mass of barium chloride anhydrous? 3) Mass of water in BaCl2. XH2O? 4) Percent composition of water in BaCl2. xH2O? 5) Formula of barium chloride hydrate?

According to Table I, which equation represents a change resulting in the greatest quantity of energy released? 1. 2C (s) + 2H2 (g) - > C2H4 (g) 2. 2C (s) + 3H2 (g) - > C2H6 (g) 3. N2 (g) + 3H2 (g) - >2NH3 (g) 4. N2 (g) + O2 (g) - > 2NO (g)

Calculate the number of liters in 3.25 g of ammonia

Adding drops of food coloring to a beaker of water more organized system?

Some chemical hazards are physical and some are related to the potential health effects of exposure. Click only one box for each response Toxicity Carcinogenic Flames Inhalation hazard Flying objects

Which would be best categorized as heat transfer by convection? A) Wearing a white shirt to stay cool on a summer day.