Theory
Determination of Relative Density of Liquids using Hydrostatic Pressure ($h_l \cdot \rho_l = h_w \cdot \rho_w$)
Valve Closed (Pinch Clip)
Vacuum & Data Operations
Open valve first to enable suction controls.
Apparatus Controls
Recorded Measurements & Graph Analysis
| # | hl (Liquid Height) [cm] | hw (Water Height) [cm] |
|---|
Formula Reference: $h_l \cdot \rho_l = h_w \cdot \rho_w$
Gradient ($m$) of $h_w$ vs $h_l$ graph = $\frac{\rho_l}{\rho_w}$ → $\rho_l = m \cdot \rho_w$
Gradient ($m$): -- | Experimental Relative Density: -- | Actual Density: 0.80 g/cm³
Gradient ($m$) of $h_w$ vs $h_l$ graph = $\frac{\rho_l}{\rho_w}$ → $\rho_l = m \cdot \rho_w$
Gradient ($m$): -- | Experimental Relative Density: -- | Actual Density: 0.80 g/cm³