Measurable
weights of NaCl are 1.52 g, and their real weights are 1.54 g. Could
you find the relative errors of measurable results? ( )
A: 1.3
%
B: -1.3%
C: -0.654%
D: 0.654%
weights of NaCl are 1.52 g, and their real weights are 1.54 g. Could
you find the relative errors of measurable results? ( )
A: 1.3
%
B: -1.3%
C: -0.654%
D: 0.654%
举一反三
- Measurable<br/>weights of NaCl are 1.52 g, and their real weights are 1.54 g. Could<br/>you find the absolute error of measurable results?<br/>( ) A: 0.02 g B: -0.02 g C: 0.2 g D: -0.2 g
- Measurable weights of NaCl are 1.52g, and their real weights are 1.54g. Could you find the absolute error of measurable results? () A: 0.02 B: 0.2 C: -0.02 D: -0.2
- H2(g)+O2(g)→2H2O(l)[br][/br]B、[br][/br]NO(g)+1/2 O2(g)→NO2(g)[br][/br]C、[br][/br]C(金刚石)→C(石墨)[br][/br]D、[br][/br]H2(g)+1/2 O2 (g)→H2O(g)
- 2H2(g)+1/2I2(g)→HI(g)[br][/br]C、 H2(g)+I2(g)→2HI(g);[br][/br]D、[br][/br]H2(g)+1/2O2(g)→H2O(g)。
- - Do you think I could borrow your dictionary? [br][/br] - _______.[br][/br][br][/br] [br][/br] A: Yes, you may borrow B: Yes, you could C: Yes, go on D: Yes, help yourself