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Questions in chemistry

[Done] What is the active component of dynamite?

[Done] Explain why a mixture of alcohol and water is homogeneous, while a mixture of oil and water is heterogeneous.

[Done] Write the following measurements in scientific notation: 1. 800,000,000 m 2. 0.0015 kg

[Done] The combination of the atoms of two or more elements is known as a/an ____.

[Done] Is blood acidic, basic, or neutral?

[Done] Convert a length of 16.45 m to centimeters. Conversion Factor Set-up

[Done] Where will you find the maximum rate of evaporation: ocean, pond, or aquarium? Give a reason to support your answer.

[Done] Your amplifier is playing a 200 Hz tone. When you double the amplitude (loudness), what happens to the speed of the sound (v) and the frequency (f)? A. v doubles, f stays the same B. v doubles, f also doubles C. v stays the same, and f doubles D. v and f both stay the same E. v and f both decrease

[Done] Explain why all ores are minerals but not all minerals are ores.

[Done] Why does the temperature of heated water change when you increase the volume?