Durban is 600 kilometres from Johannesburg how long does it take to cover the distance by car when we are travelling at an average speed of 120 km per hour​

Needthe meter is the standard unit for: 1) height 2) length 3) weight 4) mass

Which element is the least metallic between cadmium, silver, zinc, or iron?

The reactions shown here can be combined to make the overall reaction c(s) + h2o(g) ⇌ co(g) + h2(g) by reversing some and/or dividing all the coefficients by a number. a. c(s) + o2(g) → co2(g) k=1.363×10^69 b. 2 h2(g) + o2(g) → 2 h2o(g) k=1.389×10^80 c. 2co(g) + o2 (g) → 2 co2(g) k=1.477×10^90