What are the sign of a chemical change and the sense you might use to detect it.

A solutions is A. a pure substance that has a fixed volume and shape. B. a pure substance that does not have a fixed volume or shape. C. an unevenly distributed mixture of two or more components. D.

Based on the reaction, identify the products. BeF2 + Mg - MgF2 + What type of reaction does this represent?

How much pure water must mixed with 8 pints of 50 developer to produce a mixture that is 24%?

Which state of matter characterized by having a definite shape and a definite volume?

If 600.0 ml of air at 20.0 c is heated to 60.0L, what will be its volume

0.402 L = 402 mL 0.0202 L = 20.2 mL 3.6 L = 360 mL 11.1 L = 11,100 mL

Which is one possible way the digestive system works together with other body system

Can anyone tell me how to balance chemical equations

Nomadic people received income from where

How many milliliters of 0.755 m h2so4 solution is needed to react with 55.0 ml of 2.50 m koh solution? given: 2 koh (aq) + h2so4 (aq) → 2 h2o (l) + k2so4 (aq) ?