The answer is 8. Hope this helps.
If a sample is packed poorly, the sample will not heat evenly and will take longer to melt.
Find it on google i’m pretty sure i saw it somewhere so sorry this doesn’t help
214, 84 Po ----Beta decay
One separation technique to be used is the paper chromatography. This works by separating the components of the mixture through the difference of their concentrations. There is a stationary phase and the mobile phase, which flows through the stationary phase. The components travel at different rates and is usually signified by the colors. If more than one color would appear, that means that the dye is a mixture.