Name two elements that have the same properties as calcium

What type of solution is formed if 10 g of kclo3 are dissolved in 100g of water at 30

Match term definition ellipse a) diagonal cross section of a cylinder circle b) diagonal cross section through the widest part of a sphere sphere c) cross section parallel to the base of a cone great circle d) shape created when a semi-circle is rotated around the y-axis triangle e) perpendicular cross section of a cone

What is the mass of 4 molecules of co2