The same mass takes up a bigger volume - this means the gas is less dense. Density also depends on the material. A piece of iron with the same dimensions as a piece of aluminium will be heavier ...

Background Left ventricular (LV) mass ... Group 3: hypertensive ABP and normal LVMI. Group 4: hypertensive ABP and high LVMI. Logistic regression models were used to assess risk ratios (RRs) and 95% ...