An error in estimation could arise owing to;
1) Inaccurate measurement of the volumes of the solutions
2) When the reaction vessels are not properly cleaned
<h3>What is error in an experiment?</h3>
Error could occur in an experiment when values are misread. The error could be random error or a systematic error.
The major ways in which an error can occur in the estimation of concentration of acetic acid in the vinegar are;
1) Inaccurate measurement of the volumes of the solutions
2) When the reaction vessels are not properly cleaned
Learn more about errors in experiment:brainly.com/question/14149934
#SPJ1
Machines are systems that are built to carry out a certain function or work. These are classified as: Simple and Compound Machines.
Simple machines are simple tools used to accomplish a certain task. These include lever, pulley, inclined plane atc. In contrast compound machines are a combination of simple machines.
In the given scenario, a pulley system was used to carry the wood from the bottom to the tree top. This is a movable pulley system which is directly attached to the load and works by decreasing the input force but not the direction.
I believe it has something to do with the H2O molecules, because a chemical compound is not a mixture.
Well electrons are like electricity well it is partly if it went 3 sub levels the electrons would blow up some electricty<span />
