Which quantity does a light-year measure?

A) distance

B) speed

C) time

D) volume

What is the name for SO2

An atom of germanium-69 emits a positron. Express your answer as a nuclear equation.

What happening if we are warming Naco3 and NaHCo3's dasts

Which of the statements below correctly describes the chair conformations of trans-1,4-dimethylcyclohexane? A. The higher energy chair conformation contains one axial methyl group and one equatorial methyl group. B.

A solution containing equal numbers of hydrogen ions and hydroxide ions is

Which is a quantitative observation A. 15 m long B. red color C. rough texture D. strong odor

How many moles of Na are needed to produce moles of NaCl in the reaction below 2 Na + Cl2-->> 2 NaCl A. 2 moles B. 8 moles C. 1 mole D. 4 moles

If A is slowly added to a solution containing 0.0500 M of B and 0.0500 M of C, which solid will precipitate first? The solubility product constant for A2B3 is 2.30*10-8. The solubility product constant for AC4 is 4.10*10-8.

Research three different types of fire extinguisher and explain how these can be used to put out different fires, you must relate this to the fire triangle and the section that is removed

If a mineral has a daughter to parent ration of 3:1 (three daughter atoms for every one parent atom), how many half-lives have passed since the mineral formed?