(SI Units) Aluminum has a density of 2.70 g/cm³ at room temperature (20°C). Determine its density at 650°C, using data in Table 4.1 for reference. **TABLE 4.1: Volumetric properties in U.S. customary units for selected engineering materials.**| Material | Density, ρ | Coefficient of Thermal Expansion, α | Melting Point, Tm ||------------|----------------------|-------------------------------------|-------------------|| | g/cm³ | lb/in³ | °C⁻¹ × 10⁻⁶ | °F⁻¹ × 10⁻⁶ | °C | °F || **Metals** | | | || Aluminum | 2.70 | 0.098 | 24 | 13.3 | 660 | 1220 || Copper | 8.97 | 0.324 | 17 | 9.4 | 1083 | 1981 || Iron | 7.87 | 0.284 | 12.1 | 6.7 | 1539 | 2802 || Lead | 11.35 | 0.410 | 29 | 16.1 | 327 | 621 || Magnesium | 1.74 | 0.063 | 26 | 14.4 | 650 | 1202 || Nickel | 8.92 | 0.322 | 13.3 | 7.4 | 1455 | 2651 || Steel | 7.87 | 0.284 | 12 | 6.7 | a | a || Tin | 7.31 | 0.264 | 23 | 12.7 | 232 | 449 |Key:- **Density (ρ):** Measurement of how much mass is contained in a given volume. - Units: grams per cubic centimeter (g/cm³) and pounds per cubic inch (lb/in³).- **Coefficient of Thermal Expansion (α):** Rate at which a material expands with an increase in temperature. - Units: per degree Celsius (°C⁻¹) × 10⁻⁶ and per degree Fahrenheit (°F⁻¹) × 10

Name: (SI Units) Aluminum has a density of 2.70 g/cm³ at room temperature (
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Description: (SI Units) Aluminum has a density of 2.70 g/cm³ at room temperature (20°C). Determine its density at 650°C, using data in Table 4.1 for reference. **TABLE 4.1: Volumetric properties in U.S. customary units for selected engineering materials.**| Mate